calculate: 1 2/5 x 3 5/7 = A/5 The value of A is?
Question 1:
Compare:
Question 2:
Compare: A = and B =
Answer: A B
Fill in the blank with the suitable number
Question 3:
Calculate:
The value of A is
Question 4:
Calculate:
The value of A is
Question 5:
Find two consecutive even numbers if the first number is of the second number.
Answer: The second number is
Question 6:
There are 49 students in a class. Boy students are the number of girl students. There are girl students in this class.
Question 7:
How many natural numbers not greater than 1665 which are divisible by 5?
Answer: numbers
Question 8:
Calculate:
The value of A is
Question 9:
How many 3 - digit numbers are divisible by 2, 3 and 5?
Answer: numbers.
Question 10:
If then is
I'm sorry to say that I don't see any mathematical expressions. And you should translate your questions into Vietnamese so all people can answer them.
I am very sorry but I cannot see any numbers to answer your questions
Question 2:
The number of factors of 120 is
Question 5:
Find four integer numbers a,b,c,d such that
a + b + c + d = 1
a + c + d = 2
a + b + d = 3
a + b + c = 4
Answer: (a;b;c;d)=()
Question 6:
The 215th term of the expression A=1-7+13-19+25-31+⋯ is
Question 7:
A natural number will be increased by 9 times ifthe digit 0 is written between tens digit and units digit.The number is
Question 8:
Calculate: 1×2+2×3+⋯+100×101=
Question 9:
The root of the equation (x+1)+(x+2)+(x+3)+⋯+(x+100)=5750 is x=
Question 10:
The sum of digits of 31000 is A,the sum of digits of A is B,and the sum of digits of B is C.The value of C is
2: Ước của 120 là:
{1;2;3;4;5;6;8;10;12;15;20;24;30;40;60;120}
9: x+ (1+2+3+4+...+100) = 5750
x + 5050= 5750
x = 5750 - 5050 = 700
6. Chữ số thứ 215 là 1285
cau 2 la co 16 uoc
cau 5 a=7 b=-1 c=-2 d=-3
Fill in the blank with the suitable number
Question 1:
There are 49 students in a class. Boy students are the number of girl students. There are girl students in this class.
Question 2:
Calculate:
The value of A is
Question 3:
Calculate:
The value of A is
Question 4:
Jessica is 8 years old. Her grandmother is of her age. How old is Jessica's grandmother?
Answer: years old.
Question 5:
If the sum of denominator and numerator of a fraction is 52 and the denominator is 18 units more than the numerator then the numerator is
Question 6:
Find two consecutive even numbers if the first number is of the second number.
Answer: The second number is
Question 7:
Calculate:
The value of A is
Question 8:
How many natural numbers not greater than 1665 which are divisible by 5?
Answer: numbers
Question 9:
If then is
Question 10:
The sum of three consecutive even numbers is 960. The greatest numbers is
sir, this is the place to learn math, not english offline. If you want to learn English is very wed page: ioe.vn
Exam number 2
Fill in the blank with the suitable number
Question 1
Find the value of
Answer: ........
Question 2
Fill missing number in the blank
54723+........=27849+54723
Question 3:
Fill missing number in the blank
41165+23042=23042+.........
Question 4:
Calculate: 4159+2615+421=.........
Question 5:
Find x such that x+24360=41256
Answer: x=........
Question 6:
If the perimeter of a square is 104m then its one side’s length is : ........ m
Question 7:
If a square has one side’s length is 12cm then its perimeter is : ........ cm
Question 8:
Find y such that y – 12358=18031
Answer: y=............
Question 9:
The perimeter of a rectangle is 36cm and its length is 6cm more than its width. Its area is : ........
Question 10:
Find the value of b such that b5 x 5 = 75
Answer: b=.........
Mình chỉ dịch ra tiếng việt thôi còn nhiêu bạn tự tính nhé.
Điền vào chỗ trống với số thích hợp
câu hỏi 1
Tìm giá trị của (5673+31)x3
Câu trả lời: ........
Câu hỏi 2
Điền số thích hợp vào chỗ trống
54723 + ........ = 27.849 + 54723
Câu hỏi 3:
Điền số thích hợp vào chỗ trống
41.165 + 23.042 = 23.042 + .........
Câu hỏi 4:
Tính: 4159 + 2615 + 421 = .........
Câu hỏi 5:
Tìm x sao cho x + 24.360 = 41.256
Trả lời: x = ........
Câu hỏi 6:
Nếu chu vi của hình vuông là 104m thì chiều dài một bên của nó là: ........ m
Câu hỏi 7:
Nếu một hình vuông có chiều dài một bên là 12 cm thì chu vi của nó là: ........ cm
Câu hỏi 8:
Tìm y sao cho y - 12.358 = 18.031
Trả lời: y = ............
Câu hỏi 9:
Chu vi của một hình chữ nhật là 36cm và chiều dài của nó là 6cm hơn chiều rộng của nó. Diện tích của nó là: ........
Câu hỏi 10:
Tìm giá trị của b mà
Trả lời: b = .........
à mình nói thêm hình như là câu 10 bạn ghi thiếu hay sao ấy
Question 1:
Calculate: 626.35+525.36 =
Question 2:
There are 60 seats on a train. 40% of the seats are empty. How many empty seats are there in the train?
Answer: There are empty seats.
Question 3:
Convert:
Question 4:
The perimeter of the circle is cm
(Write your answer by decimal in the simplest form)
Question 5:
The area of the trapezoid below is 100 m2. Find x
Answer: x =
Question 6:
Calculate: 23.76+18.52+16.24+41.48 =
Question 7:
14 hours 25 minutes – 7 hours 45 minutes = hours 40 minutes
Question 8:
The value of m is
Question 9:
Form the smallest 5 – digit odd number using all the digits below.
Answer:
Question 10:
Find N such that
Answer: N =
Câu 1: 40810
Câu 2: 24
Câu 5: 20
Câu 6:5036
Câu 7:6
Câu 1 :Each of cars can take 8 people. How many cars needed to take 124 people?
Câu 2 : How many integer numbers between 200 and 300 are there for which the hundreds digit equals the sum of the other two digits?
Câu 3 : The average of five numbers is 20. The average of the five number is 18 when one of the numbers is chaned to 4. What is the orginal value of the changed number?
Câu 4 :A book has 250 pages starting at number 1. How many digits are there in the page numbers of the book?
Câu 5 : Find A, if A is 3 less than the average of 48; 55; 29 and A. The value of A is…
Câu 6 : The sum of denominator and numerator of a fraction is 121 and the fraction is equal to 4/7. Find the denominator of the fraction?
Câu 7 : The sum of two numbers is equal to 77. If the first number is multiplied by 8 and the second by 6, the two product are equal. The larger of these numbers is…
Câu 8 : Which is the greatest 2 - digit number divisible by 2, 3 and 4?
Câu 9 : Calculate: (1 + 2/5) x 6/7.
Câu 10 : Give the number sequence: 1, 4, 7, 10, 13, … Find the 15th term of the number sequence.
câu 1:16 ; câu 2 : ai mà biết được
Question 1:
The perimeter of the circle is cm
(Write your answer by decimal in the simplest form)
Question 2:
Calculate: 626.35+525.36 =
Question 3:
Calculate:
(Write your answer in the simplest form)
Question 4:
There are 60 seats on a train. 40% of the seats are empty. How many empty seats are there in the train?
Answer: There are empty seats.
Question 5:
A car traveled at a constant speed for 5 hours, covering a total distance of 301km. How far did the car travel for one hour?
(Write your answer by decimal in simplest form)
Answer:
Question 6:
The value of m is
Question 7:
Mrs. Jane buys 10kg of flour. She uses 1/6 of it to make a cake and 1/3 of it to make grape pies. How many kilograms of flour are left?
Answer: kg.
Question 8:
45% of M is 72. The value of M is
Question 9:
Emily rides her horse 21km in 7/6 hours. What is her average speed in kilometers per hour?
Answer: Her average speed is kilometers per hour.
Question 10:
Anna multiply together the following numbers
How many zeros are there at the end of the product?
Answer: There are zeros.
Câu 1 The function mm is defined on the real numbers by m(k) = \dfrac{k+2}{k+8}m(k)= k+8 k+2 . What is the value of 10\times m(2)10×m(2)? Answer: Câu 2 The function ff is defined on the real numbers by f(x)= ax-3f(x)=ax−3. What is the value of a if f(3)=9f(3)=9? Answer: Câu 3 The function ff is defined on the real numbers by f(x)= 2x+a-3f(x)=2x+a−3. What is the value of a if f(-5)=11f(−5)=11? Answer: Câu 4 The function ff is defined on the real numbers by f(x) = 2 + x-x^2f(x)=2+x−x 2 . What is the value of f(-3)f(−3)? Answer: Câu 5 Given a real number aa and a function ff is defined on the real numbers by f(x)=-6\times|3x|-4f(x)=−6×∣3x∣−4. Compare: f(a)f(a) f(-a)f(−a) Câu 6 There are ordered pairs (x;y)(x;y) where xx and yy are integers such that \dfrac{5}{x}+\dfrac{y}{4}=\dfrac{1}{8} x 5 + 4 y = 8 1 Câu 7 Given a negative number kk and a function ff is defined on the real numbers by f(x)=\dfrac{6}{13}xf(x)= 13 6 x. Compare: f(k)f(k) f(-k)f(−k) Câu 8 Given a positive number kk and a function ff is defined on the real numbers by f(x)=\dfrac{-3}{4}x+4f(x)= 4 −3 x+4. Compare: f(k)f(k) f(-k)f(−k). Câu 9 A=(1+2+3+\ldots+90) \times(12 \times34-6 \times 68):(\dfrac{1}{3}+\dfrac{1}{4}+\dfrac{1}{5}+\dfrac{1}{6})=A=(1+2+3+…+90)×(12×34−6×68):( 3 1 + 4 1 + 5 1 + 6 1 )= Câu 10 Given that \dfrac{2x+y+z+t}{x}=\dfrac{x+2y+z+t}{y}=\dfrac{x+y+2z+t}{z}=\dfrac{x+y+z+2t}{t} x 2x+y+z+t = y x+2y+z+t = z x+y+2z+t = t x+y+z+2t . The negative value of \dfrac{x+y}{z+t}+\dfrac{y+z}{t+x}+\dfrac{z+t}{x+y}+\dfrac{t+x}{y+z} z+t x+y + t+x y+z + x+y z+t + y+z t+x is
Lesson 1: analyzing the polynomial factors.
Notes + 2 x-1
x 3 + 6x2 + 11x + 6
x 4 + 2 x 2-3
AB + ac + b2 + 2bc + c2
A3-b3 + c3 + 3abc
Lesson 2: for functions:
search conditions of x to A means.
A shortening.
Computer x to A < 1.
Post 3: prove the inequality:
For a + b + c = 0. Prove that: a3 + b3 + c3 = 3abc.
For a, b, c are the sidelengths of the triangle. Proof that:
Prove that x 5 + y5 ≥ x4y + xy4 with x, y ≠ 0 and x + y ≥ 0
Lesson 4: solve the equation:
x 2-3 x + 2 + | x-1 | = 0
Lesson 5: find the largest and smallest value (if any)
A = x 2-2 x + 5
B =-2 x 2-4 x + 1.
C =
Lesson 6: calculate the value of expression.
Know a – b = 7 feature: A = (a + 1) a2-b2 (b-1) + ab-3ab (a-b + 1)
For three numbers a, b, c is not zero catches up deals for equality:
Computer: P =
Article 7: proof that
8351634 + 8241142 divisible 26.
A = n3 + 6n2-19n-24 divisible by 6.
B = (10n-9n-1) divisible 27 with n in N *.
Article 8:
In the motorcycle race three cars depart at once. The second car in a one-hour run slower than the first car 15 km and 3 km third cars. rapidly should the destination more slowly the first car 12 minutes and the third car earlier today. No stops along the way. Calculate the speed of each car, race distance and the time each car