#9 and #10
And for #9 can you provide an explanation too?

Tommy buys a sweater that is on sale for 40% off the original price. the expression p -0.4p can be used to find the sale price of the sweater, where p is the original price of the sweater. if the original price of the sweater is 50, what is the sale price?

Siri can type 90 words in 40 minutes about how many words would you expect her to type in 10 minutes at this rate

Find the common ratio of the sequence. -4, 8, -16, 32, a: -12b: -2c: 12d: -1/-2