Angela practiced piano for 2 1/2 hours on friday, 2 1/3 hours on saturday, and 3 2/3 hours on sunday. how much time did angela practice piano during the weekend?

Describe two methods for finding the total price of a bill that includes a 20% tip

4 1/2 ft. = ___ yards

A sold a commodity to b at 10% profit b again sold it to a at 10% loss. What does a have

Marty ate 1/4 of his pizza and Luis ate 1/3 of his pizz. marty ate more pizza than luis. how is that possible?

Seth earns $7 per hour working at the library. Write and solve an inequality that can be used to find how many hours he must work in a week to earn at least $175

150 adults complete a survey. 80 are women. Write the ratio men:women. In it simplest form

An electrician can wire on average 4.5 houses in a week. How many months will it take her to wire 55 houses if she wires the same number each week and figures on 4.5 weeks per month. use y+mx=b

One inch is equal to 2.54 centimeters how many centimeters are there no 12 inches

Assume that Fancy Shoe Warehouse has 500 pairs of women's shoes in stock. The distribution of the women's shoe sizes is approximately normal. The average size of the women's shoes is size 8, with a standard deviation of size 4.

Here is a cone. Giving all answers to 1 decimal place find a) the volume of the cone b) the curved surface area of the cone c) the total surface area of the cone.