Question

in a concrete, cement and sand are mixed in the ratio 4:3 double the quantity of cement is added to a new concrete, what is the new ratio between cement and sand​

Answer 1

Answer:

so, in a concrete

cement= 4

sand= 3

in new concrete,

added substances are-

cement is double so,

cement- 4×2 = 8

sand - 3

so, the ratio is-

8:3

there us no cancellation as it is already in simplest form