A clothing store sells socks in four sizes: small, medium, large and extra-large. The sizes are sold in the ratio of 3:5:2:1.
If the store has an inventory of 253 socks how many are medium?

. 23
. 69
. 46
. 115

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

How do i do this activity, is appreciated

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?