If bob has a prime number of books between 21 and 30 if he takes away 4 books he will be able to place the same number of books on each shelf, how many books does bob have?

We shade to show all possible answers. The shading is called a solution set. True or False?

Find the exact value * Cos13pie/12

Assume that 300300 births are randomly selected and 144144 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high.

The scores on a science quiz are 7, 7, 9, 7, 10, 8, 6, 9, 10, 7. What is the mode of the science quiz scores?

Angle PQR and TQV are vertical angle, The measures of the angles have a sum of 100°. Write and solve an equation to find x, the measure of angle TQV

Name a pair of fractions th st use the least common detonator and are equivalent to 9/10 and 5/6?

1. a crew took 24 days to complete 40% of a job; how much additional ti me to complete the job? 34,35,36 or 38 days? 2. a gas tank is 3.6 full. it takes 90 gallons to fill the tank.

When a basketball hits a hard, level surface, it bounces off at the same angle at which it hits. Use the figure to find the angle at which the ball hit the floor.

When 1580 is divided into 13 equal parts, the remainder is 7. What is a correct way to write the quotient?

64 as a power of 2?