An Assertion (A) and a Reason (R) are given below.
Assertion (A): Earthworms are not good for agriculture.
Reason (R): Earthworms break down the soil into fine particles and make it soft.
Choose the correct option.
A.
A is true but R is false.
B.
A is false but R is true.
C.
Both A and R are true and R is the correct explanation of A.
If 'P' means 'divided by', 'T' means 'add', 'M' means 'subtract' and 'D' means 'multiplied by', then what will be the value of the following expression? 12 M 12 D 28 P 7 T 15