Question 1

If 13x2 = 172 - 92, find the value of x?

Accepted Answer

The Correct Answer is 4

Question 2

If a1-2a+b1-2b+c1-2c = 12, then 11-2a+11-2b+11-2c value is

Accepted Answer

The Correct Answer is 4

Question 3

In the following question, select the missing number from the given series.34, 69, 140, 283, ?, 1145

Accepted Answer

The Correct Answer is 570

Question 4

Two pipes X and Y can individually fill a tank in 48 and 72 min respectively. If they are opened simultaneously, how long will it take for the tank to fill?

Accepted Answer

The Correct Answer is 28.8 min

Question 5

Two trains are moving in opposite directions with the same speed. If the length of each train is 120 metres and they cross each other in 12 seconds, then what is the speed (in km/hr) of each train?

Accepted Answer

The Correct Answer is 36

Question 6

Consider the given statement/s to be true and decide which of the given conclusions/assumptions can definitely be drawn from the given statement. Statement:All states having dams face no water problem.One of the states has no dam.Conclusions:I. It may be facing water problem.II. Dams solve water problem.

Accepted Answer

The Correct Answer is Both conclusion I and conclusion II follow

Question 7

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

Accepted Answer

The Correct Answer is 1

Question 8

The line graph shows the number of deaths due to road accidents in a certain state. Study the diagram and answer the following questions.The number of deaths in 2014 were greater than that in 2017 by ________.

Accepted Answer

The Correct Answer is 20%

Question 9

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series. Gama rays, X­rays, Ultraviolet rays, ? , Infrared rays

Accepted Answer

The Correct Answer is Visible light

Question 10

α and β are the roots of quadratic equation. If α + β = 8 and α – β = 2√5, then which of the following equation will have roots α4 and β4?

Accepted Answer

The Correct Answer is x2 – 1522x + 14641 = 0

Subject Category > Mathematics

Q. If a + b = 1 and ab = -6, then what is the value of a3+ b3?

A) 15

B) 17

C) 13

D) 19

✔ 19

Additional Information > Exam point of View

Asked Question

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