Tina drinks 1/4 litre of water every day. Her bottle can contain 7/12 litre. How many bottles of water does Tina drink in a week?
3 bottles
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15
Anna bought 4 pens and 3 notebooks for 54,000 VND. Tina bought 7 pens and 6 notebooks of the same types for 99,000 VND. How much is a pen and a notebook?
9000 VND ; 6000 VND
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baam
Lose 5 points!
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fairy
Take points!
5
10
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25
fairy
Take points!
5
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25
banana
Go to last place!
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15
???
1 and 4
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15
What operation signs ( +, -, x, : ) must replace Î and Î so that the mathematical sentence 2 + 8 + 3 = 2 Î 8 Î 3 is correct?
Î = x; and Î = -
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15
Find the perimeter and the area of this shape.
42 cm; 65 cm2
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15
The digits 1 to 9 are placed inside the squares in the diagram, with a different digit in each of the boxes. Only the digit 2 is shown. What is the 2-digit number in the first two boxes from the left? A-98, B-86, C-78, D-76
D-76
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15
Tina creates a new drink by mixing milk and syrup. The ratio of milk to syrup is 3:1. How many liters of milk and syrup does Tina need if she wants to fill a 28l bottle of the new drink?
Milk:28l ; Syrup:7l
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15
???
10:20 AM
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seesaw
Swap points!
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star
Double points!
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fairy
Take points!
5
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15
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25
baam
Lose 25 points!
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15
How many weeks are there in a year?
about 52 weeks
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15
The sum of two natural numbers is 96. If you reduce the first number by 7 times, you get the second number. Find those 2 numbers.
84 and 12
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15
Ben played for 10 minutes after reaching home. He watched TV for another 20 minutes before having lunch. His lunch, which lasted for 20 minutes, was finished at 2:50 PM. At what time did Ben reach home?