Which change (in percent) is bigger:

losing weight from 100 lb to 90 lb or losing weight from 50 lb to 40 lb?

How to simplify imaginary numbers? √-80? √-45 √-12 √-90 Write 7+√-121 in complex number form? What even is this stuff?

Rabbits doubles every month. if you start with 2, how many will you have after 5 years

In Jack's class, 7 out of 25 students have hazel eyes. What percent of the class has hazel eyes?

Miranda is buying pencils and a writing pad for her adult writing class. The writing pad she wants costs $3.50, and each pencil is $0.15. She wants to spend no more than $5 in total for these items.

Denali is making curtains for her room. She needs 12 feet of fabric for one curtain and 16 feet for the other. The fabric store has 8 yards of the fabric she wants to use. Is that enough fabric? Explain your answer.

The pet shop owner told Jean to fill her new fish tank 3/4 full with water jean filled it 9/12 full. what fraction of the tank does jean still need to fill

A milk bottle has radius 7cm and milk is filled upto a height of 28cm. A portion of milk is used to make tea and the height goes down to 20cm. How much milk is left out in the bottle in cu ... cm.

Use substitution to solve y=-2x+1 y=x-5

A snail can crawl 25 of a meter in a minute. How many minutes will it take the snail to crawl 6 meters? Enter your answer in the box. A snail can crawl 2/5 of a meter in a minute.

Aldo paid $13.88 for a 1.98 - pound bag of shrimp at one store. The following week, he paid $38.99 for a 5.46 - pound bag at another store. Find the unit price for each bag. Then state which bag is the better buy based on the unit price.