Does anybody know the answers 12 through 14

Three times the difference of federico’s age, and 4, increased by 7, is greater than 37. what are possible values of federico’s age?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

Neoli is a nurse who works each day from 8: 00 am to 4: 00 pm at the blood collection centre. she takes 45 minutes for her lunch break. on average, it takes neoli 15 minutes to collect each sample and record the patient's details. on average, how many patients can neoli see each day?