Directions: What should come in place of question mark (?) in the following questions:
Q1. 4 + 4.44 + 0.4 + 44.04 + 444 = ?
1) 486.48              2) 496.88              3) 486.88              4) 496.84              5) None of these

Q2. (?)^2 + (65)^2 = (160)^2 – (90)^2 – 7191
1) 72              2) 68              3) 6084              4) 78              5) 82

Q3. 0.07 % of 1250 – 0.02 % of 650 = ?
1) 0.745              2) 0.875              3) 0.545              4) 0.695              5) None of these

Q4. sqroot(6.25) / 0.5 = ?/10
1) 5              2) 500              3) 50              4) 2.5              5) None of these

Q5. 1/8 * (223 + ?) = 73
1) 361              2) 371              3) 341              4) 391              5) None of these

Q6. cuberoot(12167) * sqroot(16384) = ? * 11.5
1) 204              2) 234              3) 286              4) 256              5) None of these

Q7. [18 * 14 – 6 * 8] / [488 / 4 – 20] = ?
1) 3              2) 2.5              3) 4              4) 8              5) None of these

Q8. sqroot(7225) * 1/5 + (45)^2 = ?
1) 2058              2) 2042              3) 2040              4) 2038              5) None of these

Q9. 25.6 % of 250 + sqroot(?) =119
1) 3125              2) 3025              3) 55              4) 65              5) 4225

Q10. 7428 * 3/4 * 2/9 * ? = 619
1) 0.2              2) 0.8              3) 0.5              4) 2.4              5) 1.5

Solution