Amath test is worth 100 points and has 30 problems. each problem is worth either 3 points or 4 points, how many 4-point problems ate there?

13

Step-by-step explanation:

100 total points

3     4

9    8

12   12

15   16

18 20

21   24

24   28

27  32

30  36

33      40

36    44

39   48

42   52

45

48

d

step-by-step explanation:

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

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