There are 9 students in a class: 5 boys and 4 girls. If the teacher picks a group of 4 at random, what is the probability that everyone in the group is a boy?

What is the greatest common divisor of 315 and 108

95.2 in scientific notation

A car travel 300 km 6 hours what is average speed of car

How do I reduce this problem22/28

The width of a desk is 25 inches, or 63.5 centimeters. If a measurement in inches varies directly with a measurement in centimeters, what is the length, in centimeters, of a notebook that is 11 inches long?

How do I solve y = a + 151

Sanah and Madiyah share some money in the ratio 4:3. Sanah gets £60. How much does Madiyah get?

Last June, you spent 20 hours at the beach. You also spent 840 minutes each week on summer reading. Did you spend more time at the beach or on summer reading last June?

What is the circumference of a circle with a radius of 5 in terms of π choices: a: 5 π square units b: 25 π square units c: 50 π square units d: 10 π square units

France can complete 91 oil changes in 7 days how may oil changes can frances complete in 7 days