Question

Sara can type 90 words in 4 minutes about how many words would you expect her to type in 10 minutes at this rate

Answer 1

 first divide 90 by 4 to see how many words per minute

90 ÷ 4 = 22.5

 then multiply 22.5 by 10 to get your answer

so your answer is;

225 words per 10 minutes