A store increases the price of a sweater from $20 to $22. What is the percent of increase?

1. 0.1
2. 0.1
3. 2
4. 9
5. 10
6. 20

Tickets to an orchestra concert cost $25.50 apiece plus a & 2.50 handling fee for each order. if jamal spent $79 how many ticket did he purchase

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

What are “like terms”? why can we only add like terms?