Latest Quant quiz on Approximation and Pie-chart based DI

This Quiz contains 5 questions on approximation and 5 questions on Pie-chart based DI and both the topics are important for competitive exams like SSC, Railway, Banking and insurance exams. Try to attempt this quiz in a time bound manner not taking more than 5-7 minutes in solving it.

Directions (1 – 5): Find the approximate value for the following questions.

Q1. (755% of 523) ¸ 777 = ? 

(a) 5

(b) 12

(c) 19

(d) 26

(e) 29

Q2. (56)² × 2.5385 = ?

(a) 4740

(b) 5570

(c) 6600

(d) 7960

(e) 8880

Q3. (4438 – 2874 – 559) ¸ (269 – 106 – 83) = ?

(a) 55

(b) 13

(c) 47

(d) 29

(e) 31

Q4. (12.51)⁴ = ?

(a) 22300

(b) 23400

(c) 24500

(d) 25600

(e) 26700

Q5. 783.559 + 49.0937 × 31.679 – 58.591 = ?

(a) 26600

(b) 5000

(c) 12800

(d) 2550

(e) 2280

Directions (6-10): Pie-chart based set

Cost estimated by a family in renovation of its house

Q6. During the process of renovation, the miscellaneous expenditure incurred by the family is Rs. 20,400 and forms what percent of the total estimated cost?

(a) 9.5

(b) 9

(c) 8.5

(d) 10.5

(e) None of these

Q7. Other than getting the discount of 12% on the estimated cost of furniture and the actual miscellaneous expenditure of Rs. 20,400 instead of the estimated, the family’s estimated cost is correct. What is the total expenditure of the family in renovation of its house (In Rs.)?

(a) 237456

(b) 231852

(c) 239000

(d) 233000

(e) None of these

Q8. What is the difference in the amount estimated on Interior Decoration and Architect Fees (In Rs.)?

(a) 20,000

(b) 19000

(c) 14400

(d) 18000

(e) None of these

Q9. What is the estimated cost on Painting and Flooring together (In Rs.)?

(a) 73000

(b) 69600

(c) 72,000

(d) 69000

(e) None of these

Q10. The family gets a discount on Furniture and pays 12% less than the estimated cost on Furniture. What is the amount spent on furniture (In Rs.)?

(a) 26400

(b) 29052

(c) 27052

(d) 27456

(e) None of these

Solutions: (1-10)

S1. [(750 × 520) / 100] × (1 / 770) ≈ 5

S2. (d); 55 × 55 × 2.5 ≈7960

S3. (b);

S4. (c);

S5. (e); 780 + 50 × 30 – 60 = 2220

S6. (c) Required percentage = 20400 / 240000 ´ 100 = 8.5

S7. (a) Estimated miscellaneous cost = 8% of 240000 = 19200 Total expenditure of family = 240000 – 19200 + 20400 – 12% of 13% of 240000 = 237456

S8. (e) Required difference = (19-11) % of 240000 = 19200

S9. (b) Requires cost = (15+14) % of 240000 = 69600

S10. (d) Amount spent on furniture = (100 – 12) % of 13% of 240000 = 27456

 

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