In how many ways can a group of 4 people be selected for a party planning committee from a class of 25?

A scientist builds a Mars rover that can travel 4.9 centimeters per second on flat ground. If the rover continues at the same rate, how many centimeters will it travel in 15 1 over 2 seconds?

Square is 19 yd.² what is the length of each side

How do u solve this problem -1 (4x-3) - 5x+2

Half note as a decimal

7. A triangle has sides with lengths of 10 metres, 16 metres and 20 metres. Is it a right angled triangle? Explain your reasoning.

1,350,000 divided by 9,349

What is 28 - (-15)

Nine is 12% of which number

A number is five times a smaller number and their sum is 144. Find the larger number

What is the sum of the arithmetic series of odd numbers below?1 + 3 + 5 + ... + 25?