Madelyn was baking cookies for her classmates. Each batch of cookies calls for 1/2 a cup of sugar. If she is making 8 batches, how many cups of sugar will she need?

Find the average rate of change for f(x) = x2 − 3x − 10 from x = −5 to x = 10.

A(t)=728(1+0.04)^t how much money did aditya originally invest

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?