Posts

Time Problem

A journey starts at 09:15 and lasts 3 hour(s) and 15 minutes. What time does it end?

Area of a Rectangle

A rectangle has a length of 15 cm and a width of 9 cm. What is its area?

Highest Common Factor

Find the Highest Common Factor (HCF) of 18 and 20.

Number Sequences

Find the next term in the sequence: 5, 10, 15, 20, 25, ___

Ratio Problem

The ratio of boys to girls is 6:8. If there are 100 altogether, how many boys are there?

Area of a rectangle

A rectangle has a perimeter of 54 cm. Its length is twice its width. What is the area of the rectangle?

The number machine

A number is put into a machine. First, the machine adds 7. Then it doubles the result. Finally, it subtracts 9. The final answer is 25. What was the original number?