bottle A contains 10% syrup.Bottle B contains 30% syrup.When trhe 2 bottle of syrup are mixed together , the syrup contest 25% and the total volume is 500 ml.How much syrup is in each bottle at first?
Bottle A contains 15% syrup. Bottle B cotains 40% syrup.When these 2 bottles of syrup are mixed, the syrup content is 30% and the total volume is 600ml. How much syrup is in the bottle A at first ?
Answer :..............ml
Bottle A contains 15% syrup. Bottle B contains 40% syrup. When these 2 bottles of syrup are mixed, the syrup content is 30% and the total volume is 600ml. How much syrup is in the bottle A at first?
Answer: ..........ml.
help
Question 7:Bottle A contains 15% syrup. Bottle B contains 40% syrup. When these 2 bottles of syrup are mixed, the syrup content is 30% and the total volume is 600ml. How much syrup is in the bottle A at first?
Let ABCD be a trapezoid with bases AB, CD and O be the intersection of AC and BD. If the areas of triangle OAB, triangle OCD are 16cm2, 40cm2respectively and M is the midpoint of BD, then the area of the triangle AMD is .........cm2.
Question 14:Suppose that the polynomial f(x) = x5 - x4 - 4x3 + 2x2 + 4x + 1 has 5 solutions x1; x2; x3; x4; x5. The other polynomial k(x) = x2 - 4.
Find the value of P = k(x1) x k(x2) x k(x3) x k(x4) x k(x5)
câu 1: A rectangle has a length of 60cm and a width of 30cm. It is cut into 2 indentical squares, 2 identical rectangles and a shaded small square. Find the area of the shaded square.
Find the area of the shaded square.
câu 2.The number of ordered pairs (x; y) where x, y ∈ N* such that x2y2 - 2(x + y) is perfect square is ..........
câu 3.Let ABCD be the square with the side length 56cm. If E and F lie on CD, C respectively such that CF = 14cm and EAF = 45o then CE = ........cm.
câu 4.
Given P(x) = (x2 - 1/2 x - 1/2)1008
If P(x) = a2016x2016 + a2015x2015 + ..... + a1x + a0
then the value of the sum a0 + a2 + a4 + .... + a2014 is ...........
Let f(x) the polynomial given by f(x) = (1 + 2x + 3x2 + 4x3 + 5x4 + 84x5)
Suppose that f(x) = ao + a1x + a2x2 + ..... + ..... + a50x50.
The value of T = a1 + a2 + .... + a50 is .........
How much is a bottle of milk?
A)How much a bottle of milk is there? B)How does a bottle of milk cost?
C)What is the price of a bottle of milk? D)How much milk is there in the bottle?
How much is a bottle of milk?
A)How much a bottle of milk is there? B)How does a bottle of milk cost?
C)What is the price of a bottle of milk? D)How much milk is there in the bottle?
A)How much a bottle of milk is there? B)How does a bottle of milk cost?
C)What is the price of a bottle of milk? D)How much milk is there in the bottle?
IV. Choose the word (a, b, c, or d) that best fits each of the blank spaces.
How can we keep our teeth (21) ______? Firstly, we ought to visit our (22) ____ twice a year. Secondly, we should brush our teeth (23) ____ a toothbrush and fluoride toothpaste at least twice a day, once after breakfast and once before we go to bed. We can also use toothpicks (24) _____between our teeth after a meal. Thirdly, we (25) ______ eat food that is good (26) ______ our teeth and our body: milk, fish, brown bread, raw vegetables, fresh fruit, etc.
21. a. health b. healthy c. healthily d. unhealthy
22. a. dentist b. doctor c. teacher d. engineer
23. a. on b. of c. by d. with
24. A. clean b. to clean c. cleaning d. to cleaning
25. a. should b. ought to c. need d. a & b
26. a. for b. at c. on d. to
V. Read the following passage and choose the item (a, b, c, or d) that best answers each of the questions about it.
A: Hi. Can I help you?
B: Yes, please. Could I have something fpr a cough? I think I’m getting a cold.
A: Well, I sugest a box of these cough syrup. And you should get a bottle of vitamin C, too.
B: Thank you. And what do you have for dry skin?
A: Try some of this new lotion. It’s very good.
B: OK. Thanks a lot.
27. What does the word ‘cold’ in line 2 mean?
a. low temperature b. not hot or warm
c. a common illness d. not heated or cooked
28. The first speaker suggested that the second speaker should buy_____.
a. a box of cough syrup b. a bottle of vitamin C
c. a new lotion for dry skin d. all are correct
29. The second speaker is a_______.
a. patient b. doctor c. dentist d. nurse
30. They are talking in a______.
a. theater b. stadium c. drugstore d. dentist’s
31. Which of the following is not true?
a. Vitamin C is good for a cold.
b. Cough syrup is good for a cough.
c. There is a new lotion for dry skin.
d. The second speaker doesn’t want to buy the new lotion.
21b
22a
23d
24b
25d
26a
27c
28d
29a
30c
31d
Chúc bạn học tốt nha ^v^
Circle the correct answer A, B, C, or D to complete each of the following sentences.
– A: How much ______ is there in the bridge? –B: There’s a bottle.
A. eggs
B. oranges
C. milk
D. apples
Đáp án là C.
How much + danh từ không đếm được + is there…
Dịch: Còn bao nhiêu sữa trong tủ lạnh?
9Help me !!!
Điền vào chỗ trống một lượng từ phù hợp: slice Some The
Cartons., Pieces ,some ,cup bottle , the,cup,some,a,two,some,the
1 after school she has a....of bread with...butter on it
2. Mitchell has three....of luggage
3.maria often has a...of tea after dinner
4 we need a glass with .... water in it
5we want.....coffees,please-one white and one brown
6 they need stop at a garage and put ....petrol in....car
7 how much is....bottle of pepsi at....store?
8 there is a.....of juice in the kitchen
9 can i have a.....of coffee and....of pancake please?
10 there are...hairs in....bath
Điền vào chỗ trống một lượng từ phù hợp: slice Some The
Cartons., Pieces ,some ,cup bottle , the,cup,some,a,two,some,the
1 after school she has a slice of bread with some butter on it
2. Mitchell has three. cartons of luggage
3.maria often has a cup .of tea after dinner
4 we need a glass with .some . water in it
5we want.some .coffees,please-one white and one brown
6 they need stop at a garage and put .the petrol in. the car
7 how much is.a bottle of pepsi at the store?
8 there is a.bottle .of juice in the kitchen
9 can i have a..cup of coffee and.pieces .of pancake please?
10 there are some hairs in.the .bath
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