What is the sum of the arithmetic series below? Use the formula for the sum of an arithmetic series.

18

∑ 2i-9

i=1

A music club has 35 drum players. If 25% of the total number of members in the club are drum players, what is the total number of members in the club? 60 70 120 140

Emily made 14 out of 19 shots during basketball practice. About what percent of her shots did she make? Explain your reasoning

Estimate the quotient using compatible numbers. 2,252 : 7

If Rhonda can type a 1,000 word report in 4 hours, and while her friend Betty types on the same report, they finish it in 3 hours, how long would it take Betty to type the report by herself?

How to turn 0.07 with the repeating bar on the 7 into a fraction?

Is 11.3 meters the same as 113 cm

Area of triangle with apothem of 5

The ratios of boys to girls in a tennis camp is 3:5. If there are 64 campers, how many are girls? A) 24 B) 32 C) 36 D) 40

Rates unite rates and ratios 50 candles in 4 boxes

46. In the word "percent", the "cent" represents what number?