How much water should be added to 10ml of 7% alcohol solution to reduce the concentration to 5%

14/3x+5/4-3/2 simplified

Which phrase describes the algebraic expression 3 / 4 x + 2? 3/4 of a number plus 2. The quotient of 4/3 and 2. The product of 3/4 and 2 The difference between 3/4 of a number and 2

Barbara buys a box of pens for $4. For every additional box she buys, she gets a $1 discount. Which expression represents the total cost of the pens, c, as a function of the number of boxes, b? A. c=f (b) = 4b-1 B. c=f (b) = 4b+1 C. c=f (b) = 3b+4 D.

In his free time, Gary spends 11 hours per week on the Internet and 9 hours per week playing video games. If Gary has five hours of free time per day, approximately what percent of his free time is spent on the Internet and playing video games?

After a party you have 1/3 apple pie left and 5/6 pumpkin pie left. How much more pumpkin pie than apple pie is left?

using the number 678,923 867,239 make a comparison between the value of 3 in the first number and the value of the 3 in the second number

Kevin and Colton go to the movie theater and purchase refreshments for their friends. Kevin spends a total of $45.00 on 3 drinks and 2 bags of popcorn. Colton spends a total of $110.25 on 9 drinks and 3 bags of popcorn.

A yogurt shop charges per ounce. Each ounce of yogurt and toppings costs $0.24. Joshua selects 6.5 ounces of vanilla yogurt and 5 ounces of strawberry yogurt. How much will he pay for the yogurt?

An explosion causes debris to rise vertically with an initial velocity of 160 feet per second. In how many seconds does it attain maximum height?

A rectangular prism has a volume of 160 cm. The height of the prism is 5 cm. The length is twice the width. What are the dimensions of the base?