Mathematics-Linear Equation [NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension]: Questions 7 - 11 of 12

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Question 7

Question MCQ▾

A and B each have a certain number of mangoes. A says to B, “If you give 30 of your mangoes, I will have twice as many as left with you.” B replies “If you give me 10, I will have thrice as many as left with you” . How many mangoes did A has?

Choices

Choice (4)Response

a.

34

b.

41

c.

62

d.

32

Edit

Question 8

Question MCQ▾

If are the linear equations in x and y, then the value of x and y are respectively.

Choices

Choice (4)Response

a.

3,4

b.

4,3

c.

3,7

d.

5,3

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Question 9

Question MCQ▾

A person bought a certain number of books for ₹ 80. If he had bought 4 more books for the same sum, each book would have cost ₹ 1 less. What is the price of each book?

Choices

Choice (4)Response

a.

₹ 10

b.

₹ 8

c.

₹ 5

d.

₹ 4

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Question 10

Question MCQ▾

The quadratic equation whose roots are is

Choices

Choice (4)Response

a.

4x2 + 16x – 9 = 0

b.

4x2 - 16x + 9 = 0

c.

4x2 + 16x + 9 = 0

d.

4x2-16x-9 = 0

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Question 11

Question MCQ▾

The dimensions of a rectangular box are in the ratio of 2: 3: 4 and the difference between the cost of covering it with sheet of paper at the rate of ₹ 4 and ₹ 4.50 per m2 is ₹ 416. Then, length of box is

Choices

Choice (4)Response

a.

26 m

b.

12 m

c.

8 m

d.

16 m

Edit