sloane50
29.06.2019 •
Mathematics
What is 21 times 4 i need the answer ? ?
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Ответ:
your answer is 84 hope this helped please mark me the brainliest answer? Have a good day :)
Ответ:
45 + 32 + 37 = 114
114÷3 = 38
4 total quizzes,
for a 40 average on 4 quizzes she needs 40*4 = 160 total points
for 3 quizzes she has 45 +32 +37 = 114 points
160-114 = 46, she needs at least a 46 on the 4th quiz