3n-1>8 or 4n+3<-1? what is the answer and hurry up!

Jaylen is making biscuits using the recipe below 2 c flour, 4tsp baking soda, 1/2tsp, salt, 2tbs lard, 1c milk, 1 small egg it makes 20 biscuits how many cups of flour to make 30 biscuits

Write 10 21/40 as a decmial

You are biking to your friends' house to do math homework. Halfway there, you realize you forgot your textbook, so you turn around. After biking 0.25 mile, you are one mile from your house.

The volume of the triangular pyramid is 110 cubic centimeters. The base of the triangle is 10cm and the height of the triangle is 6cm. Find the height of the pyramid.

What is the number 82,500 written in scientific notation?

One cubic foot of sand weights 100 pounds. A square sandbox with 5-foot sides has half of a food of sand in it. How many pounds of sand is the sandbox holding?

10/7 divided by 4 What's the answer

Samuel wants to buy at least twice as many DVDs as CDs. CDs sell for $7 each, and DVDs sell for $12 each. Samuel can spend a maximum of $50. Let c represent the number of CDs, and let d represent the number of DVDs.

The cost of a set of 4 tire is $192. What is the unit rate for the cost of 1 tire?

A CD costs $3.50 more than a tape. Write an expression for the total cost of 1 CD and 1 tape.