Mrs. Sing bought a pound of green beans for $1.80. How much will Mrs. Tennison pay for 3 and one-half pounds of green beans? $1.70 $1.94 $5.30 $6.30

Savannah talked for 6 minutes on the phone. catherine talked for n minutes. catherine talked 3 times as long as savannah. how long did nathan talk?

Sheila and her study partner flipped a coin 120 times. they flipped 70 heads and 50 tails. what is the experimental probability that the next flip will be heads up?

Quickly select all numbers that are prime. 21 / 23 / 11 / 17 / 15