Can u me with these four questions i don’t understand

3) 28 tails out of 60 total flips = 28/60  = 7/15

4) 4, 5, 6 are the rolls for "4 or greater" and there are 6 total rolls = 4/6  = 2/3

5) 4 alarm clocks out of 10 total clocks = 4/10  = 2/5

6) 7 chocolate out of 16 total pastries = 7/16

50- 250 is correct i did that one too

step-by-step explanation:

what level of math? also i don't need to be paid if i can you.