There are 15 marbles in a bag. 7 are red, the rest are a variety of colors. You want the chance of getting red to be at least 50%. How many red do you need to add?

If 3 times a number minus 2 equals 13, what is the number? a. 5 b. 2 c. 4 d. 6

The digit in the hundredths place is how many times as much as the digit in the thousandths place

The Hu family goes out for lunch, and the price of the meal is $58. The sales tax on the meal is 7%, and the family also leaves a 15% tip on the pre-tax amount. What is the total cost of the meal?

1) Identify the terms and the coefficients of the expression - 20+5p-7z

Dolores is standing on a horizontal ground level with the base of the Statue of Liberty in New York City. The angle formed by the ground and the line segment from her position to the top of the statue is 26.3°.

The results from spinning a spinner multiple times are given in the table below. Color Frequency blue 17 yellow 14 green 13 red 9 purple 17 What is the experimental probability of spinning purple? A 17/43 B 17/50 C 17/70 D 17/60

Does the graph represent a function? Why or why not? -10

Simplify the following expression. (1/7x+3/8) + (2/9x-1/8)

At the beginning of a month your account balance was $53. During the month you deposited $562 and wrote a check for $486. What was your balance at the end of the month

Nick is stuck at the top of a Ferris wheel his mother is standing 38 feet from the base of the wheel watching him if the angle of elevation from Nick's mom to neck is 73° how far off the ground is Nick