sound travels in waves. in dry air at 20 Celsius, sound travels about 343 meters in one second. how many meters will, sound travels in 7 seconds?

What is the cost to carpet a rectangular floor with a length of 25 feet and width of 18 feet

Devante and Karen are 230 feet apart when they start walking toward one another. They are walking at the same speed, so whenever Devante travels some number of feet, Karen travels the same number of feet.

Select all the expressions with a product equal to 2/3?

A right rectangular prism has a length of 4 1/2 feet, a width of 6 1/2 feet, and a height of 8 feet What is the volume of the prism

Suppose our school is having a talent show to raise money for new music supplies. you estimate that 200 students and 150 adults Will attend. you estimate $200 in expense.

In a coordinate plane, what is the distance between (4,-8) and (4, - 12) ?

A printing company orders paper from two different suppliers. Supplier X charges $25 per case. Supplier Y charges $20 per case. The company needs to order at least 45 cases per day to meet demand and can order no more than 30 cases from Supplier X.

If 20% of x is 28, what is 70% of x?

What is the value of 3x-8 when x=4?

If the bucket was 4/5 full at the beginning of the day and 1/5 full at the end of the day, by what fraction of the bucket did the water level decrease?