Question 1

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

Accepted Answer

The Correct Answer is 2

Question 2

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. FN, KL, PJ, ?, ZF

Accepted Answer

The Correct Answer is UH

Question 3

Shivam is 10% less efficient than Vivek. If Vivek can make a helmet in 9 days, then in how many days Shivam can complete the same work?

Accepted Answer

The Correct Answer is 10

Question 4

If x - y = -8 and xy = 45, then (x2 + y2) is

Accepted Answer

The Correct Answer is 154

Question 5

Ms. Alina borrowed Rs.650 at 6% per annum simple interest. What amount will she pay to clear her debt after 4 years?

Accepted Answer

The Correct Answer is Rs. 806

Question 6

What is the slope of the line parallel to the line passing through the points (-­4,­-6) and (2,­-3)?

Accepted Answer

The Correct Answer is 1/2

Question 7

Study the following histogram of marks in mathematics (out of 50) of students in a class and answer the following questions.If the students have got the marks out of 50 and if A+ grade has been declared for above 90%, then the number of students who have got A+ grade is

Accepted Answer

The Correct Answer is 10

Question 8

Find the mean of the first 6 prime numbers?

Accepted Answer

The Correct Answer is 41/6

Question 9

If 4x + 3y = 11 and 3x + 2y = 8, then (x,y) is

Accepted Answer

The Correct Answer is 2, 1

Question 10

The volume of a cuboid is 320 cubic cm. Find its total surface area if its length and breadth are 10 cm and 8 cm respectively?

Accepted Answer

The Correct Answer is 304 sq cms

Subject Category > Mathematics

Q. Find the total surface area (in cm2) of a right circular cone of diameter 21 cm and slant height 11 cm.

A) 384

B) 467.5

C) 709.5

D) 724

✔ 709.5

Additional Information > Exam point of View

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