years, find the age of Chandana. If the ratio of the weights of sand and cement in a mixture 45 : 36. If the weight of sand be 8.4 kg, find the weight of cement in the mixture.
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Answered by
0
Answer:
answer is 6.91 kgs use the ratio and linear equations technique hope it helps and yes this will be the answer only if you are in ninth or tenth. haha just joke
Answered by
1
Answer:
6.72 kg
Step-by-step explanation:
convert ratio in simplest form
=45:36
= 9×5 : 4×9
= 5:4
NOW MULTIPLY BOTH SIDES WITH 8.4
= 5×8.4 : 4×8.4
= 6.72
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