# Quantitative Aptitude: Data Sufficiency Questions Set 14

1. What is the distance between state A and state B?
a)Two persons P and Q started simultaneously from A to B wit their speeds in ratio 4:5.
b)Q reached A one hour earleir than P to B.
c)The difference between speeds of P and Q is 20 kmph.
a and b only
a and c only
a only
b and c only
All a,b and c are required
Option E

2. What is the speed of boat in still water?
a)The boat covers 10 km in h hours in downstream.
b)The boat covers same distance in 5 hours in upstream.
c)The speed of stream is one third of that of boat in still water.
Only a and b are sufficient
Only b and c are sufficient
a and either b or c are sufficient
Cannot be determined
None of these
Option C
Upstream=(5+2)/2=3.5
using a and c,
u + u/3 =5
4u=15
u=3.7 kmph

3. What is ratio of invetsments of A,B andC?
a)Total investments is Rs 12000 in which A’s contribution is Rs 4500.
b)Ratio of invetments of A to B is 4:3 and B to C is 3:1.
Only a is sufficient
Only b is sufficient
Either b or c is sufficient
a and b together are not required
None of these
Option B
4:3:1 = A:B:C

4. What is Shivani’s present age?
a)Shivani is 3 years older than Srikant.
b)The ratio between Srikant and Renu age is 3:4.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Neither a or b are sufficient
Both a and b are sufficent
Option D
We cannot find the exact age .

5. What is the salary of Priyanka in group of Priyanka,Queen and Rishi,whose average salary is Rs 36,700?
a)Total salaries of Queen and Zaira is Rs 78650.
b)Total salaries of Priyanka and Queen is Rs 97550.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Both a and b are sufficent
Neither a nor b are sufficient
Option A

6. What are the marks obtained by Jack in History?
a)Average marks obtained by Jack in History , Geography and Computer is 125.
b)Average marks obtained by Jack in Hindi,English and Commerce is 134.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Neither a or b is sufficient
Both a and b are sufficient
Option D

7. How many persons are there in classroom?
a)The avg weight of class is 46 kgs.
b)If 2 persons weighting 38 kg and 32 kg leave the classroom and are replaced by 48 kg and 40 kg the the avg weight is increased by 2.5 kg.
Only a is sufficient
Only b is sufficient
Either a or b is sufficinet
Both a and b is sufficient
Neither a or b is sufficient
Option B
Total =46 * x
New total=48.5 * x
48.5x – 46*x=48+40-38-32

8. What is profit earned by seling a mobile for Rs 17525?
a)The CP of five such TVs is equal to the SP of 4 such TVs.
b)13% profit is erned by selling each mobile.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Both a and b is sufficinet
Neither a nor b is sufficinet
Option C
From a)
CP=4/5=100*17525/125
From b)
CP=113*17525/100

9. How many male and female can complete a piece of work in 15 days?
a)If 12 male can complete the same work in 20 days.
b)If 10 female and 6 male complete the same work in 12 days.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Both a and b are sufficient
Neither a nor b is sufficient
Option D

10. Find the two digit number?
a)Sum of two digit no is 6.
b)Difference between 2 digit number is 0.
Only a is sufficient
Only b is sufficient
Either a or b is sufficient
Neither a nor b is sufficient
Both a and b are sufficient
Option E