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anonymous
 one year ago
SOMEONE PLEASE HELP WITH GRADE 8 MATH QUESTION!!!! WILL MEDAL AND FAN!!
Jamal wants to mix concrete to lay a sidewalk. The instructions call for 2 parts cement, 4 parts sand and 3 parts gravel. He needs 270 L of concrete to complete his project. What ratio of cement to sand to gravel does he need to mix?
Select one:
a. 90 : 120 : 60
b. 60 : 90 : 120
c. 60 : 120 : 90
d. 120 : 60 : 90
anonymous
 one year ago
SOMEONE PLEASE HELP WITH GRADE 8 MATH QUESTION!!!! WILL MEDAL AND FAN!! Jamal wants to mix concrete to lay a sidewalk. The instructions call for 2 parts cement, 4 parts sand and 3 parts gravel. He needs 270 L of concrete to complete his project. What ratio of cement to sand to gravel does he need to mix? Select one: a. 90 : 120 : 60 b. 60 : 90 : 120 c. 60 : 120 : 90 d. 120 : 60 : 90

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0but Im only in the 6th grade Im pritty good at math thought

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0here is how I did it

anonymous
 one year ago
Best ResponseYou've already chosen the best response.02+4+3=9 270/9=30 30x2=60 30x4=120 30x3=90
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