There are 12 paperback thrillers there are 8 hardback biography books
a third of the Thrillers are hard back
there are 10 biography books all together
for every hardback comedy book there are 12 paperback comedy books
there are 39 comedy books in total and there are 25 romance books together there are 74 paperback books together.
*How to answer this on a two way table? thanks.*

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)