Tom bought 3.5kg apples and 2.4kg oranges. If the apples cost 5 dollars per kilogram and the oranges cost 6 dollars per kilogram. How much did Tom spend altogether?
Answer:
dollars
(Write your answer as a decimal in the simplest form)
Tom bought 3.5kg apples and 2.4kg oranges. If the apples cost 5 dollars per kilogram and the oranges cost 6 dollars per kilogram. How much did Tom spend altogether
Số tiền Tom phải trả là
3,5x5+2,4x6=31,9kg
Question 1:
What number should be placed in the box to make ?
Answer:
Question 2:
What is the remainder when 65870 is divided by 8?
Answer:
Question 3:
The expression is equal to
Question 4:
Mya has 10000 dollars in bills of 40 dollars.How many 40 dollars- bills does she have?
Answer: 40 dollars- bills.
Question 5:
The numbers from 1 to 1000 are written. How many of these numbers have at least two digits 5?
Answer: numbers.
Question 6:
Five years ago, Sarah was 7 years old. Two years later, she will be years old.
Question 7:
Six students had an orange eating contest. The graph shows the number of oranges eaten by each student. Mary ate the fewest oranges and Jack ate the fewest. How many more oranges did Jack eat than Mary?
Answer: oranges.
Question 8:
A large box of candies and a small box of candies together cost 13 dollars. If the large box costs 5 dollars more than the small box, what is the price of the small box of candies?
Answer: dollars.
Question 9:
Five students do an exam with a maximum score of 50. The scores of four of the students are 41, 44, 46 and 49. The average of five students’ scores is the same as the score of the fifth student. The score of the fifth student is
Question 10:
A fraction is equal to . The sum of its denominator and its numerator is 91. What is the difference between the denominator and numerator of this fraction?
Answer:
anh siêu nhân đây ko có thì giờ để giải bài này
Câu 8:
There are 1230 bottles in a factory. 289 of them are red. There are 259 more blue bottles than red bottles. The rest are purple bottles. How many purple bottles are there in the factory?
Answer: There are ...... purple bottles.
Câu 9:
Mark has 68 more books than Michael. Tom has 21 fewer books than Mark. They have 865 books in all. How many books does Mark have?
Answer: Mark has..... books.
Câu 10:
Anna spent 472 dollars on food, 89 dollars on bus fares and saved 302 dollars. Tom had the same amount of money as Anna but he saved 38 more dollars than Anna. How much did he spend in all?
Answer: He spent ....... dollars.
8: số chai màu xanh là: 289 + 259 = 548 (chai)
số chai màu tím là 1230 - 289 - 548 = 393 (chai)
mrs lan bought 2 apples and 3 orange for 84000 dong. mrs hoa bought 4 appples and 5 oranges for 150000 dong. find the cost of 1 apples
the price of two apples and two oranger is
150000-84000=66000(đong)
the price of one oranger is
84000-66000=18000(dong)
the price of three oranger is
18000x3=54000(dong)
the price of two apples is
84000-54000=30000(dong)
the price of one apple is
30000 : 2=15000(dong)
answer:15000 dong
Dịch đề bài và cách làm bài sang Tiếng Việt nhé :3
Đề bài:Cô Lan mua 2 quả táo và 3 quả cam với giá 84000 đồng. Cô hoa mua 4 quả táo và 5 quả cam với giá 150000 đồng. Tìm giá của 1 quả táo.
Bài giải:
Ta thấy:
2 quả táo + 3 quả cam = 84 000 đồng
4 quả táo + 5 quả cam = 150 000 đồng.
Ta thấy 4 chia hết cho 2.Do đó,ta có thể rút 2 quả táo => 0 quả táo và 4 quả táo => 2 quả táo.
Khi đó,ta có:
0 quả táo + 3 quả cam = 84 000 đồng
2 quả táo + 5 quả cam = 150 000 đồng.
Theo cách trên,ta có giá 1 quả cam là:
84 000 : 3 = 28 000 (đồng)
Gía của 5 quả cam là:
28 000 x 5 = 140 000(đồng)
Gía của 2 quả táo là:
150 000 - 140 000 = 10 000(đồng)
Giá của 1 quả táo là:
10 000 : 2 = 5000 (đồng)
Đ/s:...
Cách đúng của bài này khá khó hiểu,mik làm v là để bn hiểu theo cách của mik sẽ dễ hiểu hơn nên cách lm hơi sai lệch.Nhưng đáp án mik chắc chắn 99 % là đúng.
Bạn ơi
Mình giải bằng cách cấp 2 nhé
Được không bạn
A box of erasers cost 4 dollars. A box of pencils cost 6 dollars more. Darwin spent 240 dollars on some boxes of erasers and pencils. The ratio of the number of pencil boxes to the number of eraser boxes was 4:5. How many boxes of pencils did he buy?
Hint: Supppose that Darwin bought x eraser boxes, then he bought \(\frac{4}{5}x\) pencil boxs. (\(x\in N,x>0\)
Because Darwin spent 240 dollars so we have equation:
\(4x+\left(4+6\right).\frac{4}{5}x=240\)
\(\Rightarrow12x=240\Rightarrow x=20\)
So Darwin bought 20 eraser boxes and 16 pencil boxes.
Have a good time :))
Một hộp tẩy giá 4 USD. Một hộp bút chì có giá 6 đô la hơn. Darwin đã chi 240 đô la trên một số hộp tẩy và bút chì. Tỷ lệ số lượng các hộp bút chì để số lượng các hộp tẩy là 4: 5. ông đã mua bao nhiêu hộp bút chì?
Question 9:
The cost of a movie ticket is 5 dollars. The cost for 12 people to each of a movie ticket and a soft drink is 72 dollars. What is the cost of a soft drink?
Answer: dollars
12 people need 5x12=60 dollars for ked and that mean these 12 soft drinkscost 12 dollar
answer: 1 $
choose me bro !!
Question 9:
The cost of a movie ticket is 5 dollars. The cost for 12 people to each of a movie ticket and a soft drink is 72 dollars. What is the cost of a soft drink?
Answer: dollars
co nghia la : Chi phí của một vé xem phim là 5 đô la. Chi phí cho 12 người cho mỗi một vé xem phim và nước giải khát là 72 đô la. chi phí của một loại nước giải khát là bao nhieu tien ?
chi phi cua mot loai nuoc giai khat co so tien la :
72 : 12= 6 [ do la ]
dap so : 6 do la
1kg of apple costs 2 dollar and 1kg of orange costs 3 dollar more than an apple. Jean bought 10kg of apples and 8kg of oranges. How much did she have to pay for the fruits? Answer: dollar.
If you make the 8000km trip, about how much would it cost at today's prices of 3.00 dollars per liter of gas when your car gets 25km per liter?