57. How many positive integers satisfy the inequality x + 7 < 23?

A. 15

B. 16

C. 17

D. 29

E. 30

Elsa received a $90 gift card for a coffee store. She used it in buying some coffee that cost $7.29 per pound. After buying the coffee she had $53.55 left on her card how many pounds of coffee did she buy?

A salesperson makes a five percent commission on every sale she makes. Her daily sales in dollars) for the past 16 working days were: 28 49 50 34 33 44 35 25 29 30 35 34 32 40 78 39.

there are 420 birch trees, 160 oak trees and 300 wild trees, what percentage of the trees an oak tree

Perpendicular lines intersect true or false

How many lines of symmetry do the alphabets "X, I, H, E" have?

Nine friends are going to share 5 pounds of ice pop sticks equally. What fraction does each friend get? A. 4/5 pounds. B. 5/5 pounds. C. 4/9 pounds. D. 5/9 pounds.

8/14 greater than less than or equal to 8/9

A poll of 1700 randomly selected students in grades 6 through 8 was conducted and found that 53% enjoy playing sports. is the 53% result a statistic or a parameter? explain.

What is the solution to the system of the equations? x = y - 3 x + 3y = 13

Find the area of a circle with a circumference of / color{blue}{6/pi}6πstart color blue, 6, pi, end color blue.