Quantitative Aptitude - Arithmetic Ability Questions

What is the value of √121 + √12321 + √1234321 + √123454321?

If the length of one side and the diagonal of a rectangle are 8 cm and 17 cm respectively, then find its perimeter

What is the quotient when 7251 is divided by 66?

ax + 3y = 6 has slope -2/3. What is the value of a?

Find the area (in cm²) of a semi-circle of radius 35 cm.

Let ΔABC and ΔABD be on the same base AB and between the same parallels AB and CD. Then the relation between areas of triangles ABC and ABD will be

What is the value of 9991 x 10009?

The average weight of P, Q and R is 47 kg. If the average weight of P and Q be 32.5 kg and that of Q and R be 48.5 kg, then what is the weight of Q (in kgs)?