Out of 52 students who had at least one siblings, 29 had at least one sister and 14 had at least one brother and one sister. How many students had at least one brother and no sisters?

Is ab perpendicular to cd A (0,2) B (-3,-3) C (-4,1) D (0,-2)

The tens digit of a 2 digit number is twice the units digit. The sum of the digits is 12. Find the original number

What is 5 5/36 - 4 8/9? in simplest form if possible

Jesse purchase a full tank of gas on thursday. on Friday he took a road trip and used 1/2 of the tank. Saturday he did some errands and used an additional 1/3 of the tank. How much gas does Jesse have left.

The price of a movie increased from $15 to $18. By what percentage was the price of the video game increased?

A box contains 9 green balls, 16 red balls, 9 white balls, and 6 pink balls. What is the probability of drawing a pink ball out of the box? A) 1/16 B) 3/20 C) 2/5 D) 7/8

Evaluate this expression: |-2.3|

Rafael earned a salary of 34,944 last year. How much did he earn per month? A.$416 B.$4992 C.$672 D.$2912

What is the solution to the quadratic equation? y = x^2-4

Sunny earns $12 per hour delivering cakes. She worked for x hours this week. Unfortunately, she was charged $15 for a late delivery on Tuesday. How much money did Sunny earn this weekend?