Math 4 (Eng P2)

What operation signs ( +, -, x, : ) must replace Ο and Δ so that the mathematical sentence 2 + 8 + 3 = 2 Ο 8 Δ 3 is correct?

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

Laura went for apple picking. She gave 1/5 of the apples she picked to Lily, and 1/4 to Jim. At the end of the day, she had 22 apples left. How many apples did she pick at first?

???

???

Find the perimeter and the area of this shape.

Choose your answer.

???

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?

???

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.

How many weeks are there in a year?

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?

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?

???

???

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?

???