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Question 1 of 10

1. Question

1 points

Category: Quantitative Aptitude

Pradeep took a certain amount as loan from a bank at the rate of 8% p.a simple interest and gave the same amount to Ashwin as a loan at the rate of 12% p.a . If at the end of 12 years, he made a profit of Rs 960 in the deal, then the original amount was?

30 labours can complete a job in 36 days. After 30 days, some more labours joined and the job was completed 2 days earlier. How many new labours joined?

Correct

Answer – 2.15 Explanation :
30 * (36-30) = (30+X) * (6-2)
X = 15 days

Incorrect

Answer – 2.15 Explanation :
30 * (36-30) = (30+X) * (6-2)
X = 15 days

Question 3 of 10

3. Question

1 points

Category: Quantitative Aptitude

By selling 9 Chocolates for a rupee, a man incurred a loss of 4%. To make a main gain of 44%, the number of Chocolates to be sold for a rupees is

Correct

Answer – 3. 6 Explanation :
9 * (100-4) = x * (100+44)
x = 6

Incorrect

Answer – 3. 6 Explanation :
9 * (100-4) = x * (100+44)
x = 6

Question 4 of 10

4. Question

1 points

Category: Quantitative Aptitude

The time taken by a boat to travel (X+12) km upstream is double of that taken to travel “X” Downstream. If the respective ratio between the speed of boat in still water and the speed of the current is 5:1, what is the value of X ?

Correct

Answer – 2. 36 Explanation :
Speed of Boat in still water = 5Y kmph
Speed of Current = Y kmph
Downstream Speed = 6Y kmph
Upstream Speed = 4Y kmph
According to question
2X/6Y=(X+12)/4Y
X = 36 km

Incorrect

Answer – 2. 36 Explanation :
Speed of Boat in still water = 5Y kmph
Speed of Current = Y kmph
Downstream Speed = 6Y kmph
Upstream Speed = 4Y kmph
According to question
2X/6Y=(X+12)/4Y
X = 36 km

Question 5 of 10

5. Question

1 points

Category: Quantitative Aptitude

The difference between the sum of four consecutive odd numbers and three consecutive even numbers together is 20. Also, the largest even number is 5 more than the largest odd number. What is the sum of the smallest odd number and the smallest even number ?

Correct

Answer – 1. 77 Explanation:
Let the odd numbers x, x + 2, x + 4, x + 6
the even numbers be y, y + 2, y + 4.
(4x + 12) – (3y + 6) = 20 –(1) & (y + 4) – (x + 6) = 5 –(2)
From (1) and (2)
x = 35 and y = 42
Required sum = 35 + 42 = 77

Incorrect

Answer – 1. 77 Explanation:
Let the odd numbers x, x + 2, x + 4, x + 6
the even numbers be y, y + 2, y + 4.
(4x + 12) – (3y + 6) = 20 –(1) & (y + 4) – (x + 6) = 5 –(2)
From (1) and (2)
x = 35 and y = 42
Required sum = 35 + 42 = 77

Question 6 of 10

6. Question

1 points

Category: Quantitative Aptitude

x² – 53x + 702 = 0
y² – 31y + 130 = 0

Correct

Answer – 3. X ≥ Y Explanation:
x² – 53x + 702 = 0
x = 26, 27
y² – 31y + 130 = 0
y = 26, 5

Incorrect

Answer – 3. X ≥ Y Explanation:
x² – 53x + 702 = 0
x = 26, 27
y² – 31y + 130 = 0
y = 26, 5