CSAT DAILY MISSION #67

Question 1

Two pipes A and B can fill a cistern in 18 minutes and 9 minutes respectively, but a third pipe C can empty the full cistern in 6 minutes. A and B are kept open for 5 minutes and then C is also opened. What will be the condition of the cistern one hour from then?

(A) It will have become fully filled.

(B) The liquid will be at the same level as it was when C was opened.

(D) The cistern will have become completely empty.

Question 2

In a shop, when the shopkeeper displays beads in the form of a square (the number of beads is the same in all the rows and columns), he is left with 38 bangles that wont fit. If he adds one more row and one more column, then he needs another 25 bangles to form a perfect square. What is the number of bangles that he has?

(A) 1690

(B) 538

(D) None of these

Question 3

The average age of all women and children in a camp is 15 years. The average age of all the children is 8 years and the average age of all the women is 22 years. If there are 10 married women and 16 children, find the number of unmarried women.

(A) 16

(B) 12

(D) 6

Question 4

Two numbers X and Y are 20% and 28% less respectively than a third number Z. By what % is Y less than X?

(A) 8%

(B) 9%

(D) 12%

Question 5

If Mehh, while selling two goats at the same price, makes a profit of 10% on one goat and suffers a loss of 10% on the other goat, overall he

(A) makes no profit no loss

(B) makes a profit of 1%

(D) makes a profit of 2%

SOLUTIONS TO DAILY CSAT MISSION # 68

1. (C) 2. (B) 3. (B) 4. (A) 5. (B)

Explanations
1. Last line of first paragraph.

3. China does not want countries like India getting a permanent seat because it would increase India’s influence (particularly in Asia), and this would decrease China’s stature.

5. The first paragraph, the writer talks about Britain and France. First line of second paragraph, he says other three permanent members have had a lukewarm response.