Quantitative Aptitude Quiz For IBPS PO Prelims 2021- 10th December

Directions (1-5): Following are the questions based on two statements and answer the following based on the given statements.

Q3. A bag contains total 12 balls in which there are 5 green balls and rest are blue and red balls. What is difference between blue & red balls.
Statement I . If one ball taken out from bag probability of being either red or blue is 7/12.
Statement II. If two balls taken out from bag probability of being either red or blue is 1/6.
(a) Only statement II is sufficient
(b) Either statement I or Statement II alone is sufficient
(c) Statement I and II both together is sufficient
(d) Only statement I is sufficient
(e) Neither statement I nor statement II is sufficient

Q4. Side of square is 3.5 cm more than radius of circle. What will be area of square?
Statement I. Difference between circumference and diameter of circle is 45 cm.
Statement II. Radius of circle is 50% more than breadth of rectangle whose length is 15 cm. Ratio of circumference of circle & perimeter of rectangle is 3 : 2.
(a) Only statement II is sufficient
(b) Either statement I or Statement II alone is sufficient
(c) Statement I and II both together is sufficient
(d) Only statement I is sufficient
(e) Neither statement I nor statement II is sufficient

Q5. What will be length of train A?
Statement I . Relative speed of train A & B is 10 meters/sec when both running in same direction and length of train B is 240 (Speed of train B is more than speed of train A).
Statement II . Train B cross a pole in 8 sec and cross train A in 12 sec running in opposite direction.
(a) Only statement II is sufficient
(b) Either statement I or Statement II alone is sufficient
(c) Neither statement I nor statement II is sufficient
(d) Only statement I is sufficient
(e) Statement I and II both together is sufficient

Q6. Shivam’s age is 4/5th of Avinash’s age while age of Avinash after 5 years will be equal to twice the present age of Pradeep. If the sum of ages of all three is 37 years. Find the present age (in years) of Shivam.
(a) 15
(b) 10
(c) 12
(d) 17
(e) 20s

Q7. In a juice, guava is 85% and rest is sugar. In another juice, pomegranate is 90% while rest is sugar. Both the juices are mixed in the ratio of 3 : 2. Find concentration of sugar in final mixture. (in %)
(a) 10
(b) 11
(c) 12
(d) 13
(e) 14

Q8. Rahul invested a sum of Rs. 10000 in a scheme offering simple interest at 10% p.a. after 2 years, he again invested all the money he got from scheme in share market at Rs. 50 per share. After 1 month, he sold all his shares at Rs. 52 per share. Find his profit percent.
(a) 2 %
(b) 24 %
(c) 4 %
(d) 15 %
(e) 12 %

Q9. Sanjeev can prepare some dishes in 4 hours while Nisha can prepare same in 5 hours. Madhulika takes 20% less time than Sanjeev & Nisha take together to prepare same dishes. What is the efficiency ratio of Sanjeev & Madhulika?
(a) 4:9
(b) 16:9
(c) 16:45
(d) 4:5
(e) 2:3

Q10. A cylindrical mould of iron of radius 6 cm is used to make 2 conical shape ice-creams of radius 2 cm each. If height of ice-cream is 60% of height of mould then find volume of the mould if height of mould is 5 times the radius of ice-cream.
(a) 340 π cm3
(b) 352 π cm3
(c) 342 π cm3
(d) 344 π cm3
(e) 356 π cm3

Directions (11-15): Study the following data carefully to answer the questions that follow:
There are four schools A, B, C and D. Sum of girls in school B and boys in school D is 2600. Ratio of boys in school D to girls in school A is 7 : 8. Total students in school C is 2500 and total students in school A 12% more than total student in school C. Sum of girls in school A and C is 2600.
Difference between boys in school A and boys in school D is 200 where number of boys in school D are more than number of boys in school A. sum of total students in school B and school D is 5800. Boys in school B are 66⅔% more than girls in school D.

Q11. What is the sum of boys from school B and girls from school C.
(a) 2850
(b) 3100
(c) 3000
(d) 2800
(e) 2600

Q12. What is the ratio of total student in school B to the total students in school D.
(a) 21 : 8
(b) 16 : 13
(c) 15 : 14
(d) 17 : 12
(e) 19 : 10