Mathematics
Assertion (A) : If a/b = c/d , then (a + c)/(b + d) = a/b. Reason (R) : If two or more than two ratios are equal, then Each ratio = (sum of antecedents) / (sum of consequents) (a) A is true, R is the false (b) A is false, R is true (c) Both A and R are true (d) Both A and R are false
Related Questions
If b is the mean proportion between a and c, then the mean proportion between (a2 + b2) and (b2 + c2) is:
a(b + c)
b(a + c)
c(a + b)
none of these
Assertion (A): If 2x = 3y and 4y = 5z, then x : y : z is equal to 15 : 10 : 8.
Reason (R): If x = y and y = z, then we cannot find the ratio x : y : z.
Both A and R are true, and R is the correct explanation of A.
Both A and R are true, but R is not the correct explanation of A.
A is true, but R is false.
A is false, but R is true.