Find the gcf of 21 and 49 show your work

Solve the proportion of 16/50=x/156.25

The probability brenda will recieve a telemarketing call is 15%. if she gets 20 calls a day, how many can she expect to be telemarketing calls?

5of the first 50 shoppers at a grocery store buy apples. how many shoppers can the store manager expect to check out before 25 customers buy applesa.) 100b.)150c.)200d.)250