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 |
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 |
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 |
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 |
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 |