NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 417 - 424 of 1732
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Question 417
Question
MCQ▾Identity element w. r. t. subtraction in integers is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | Does not exist | |
b. | - 1 | |
c. | 1 | |
d. | 0 | |
Question 418
Question
MCQ▾The solution of is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 2 | |
b. | 5 | |
c. | ||
d. | 1 | |
Question 419
Question
MCQ▾The difference between the length and breadth of a rectangle is 46 m. If the perimeter is m, then the area is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||
Question 420
Question
MCQ▾In a , D is any point on AB and meets AC at E. If AD = 3.5 cm, DB = 3 cm and AE = 2 cm then AC = ________.
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 6 cm | |
b. | 3.7 cm | |
c. | 6.5 cm | |
d. | 4 cm | |
Question 421
Question
MCQ▾Number of pairs of parallel lines in the given figure is
Choices
| Choice (4) | Response | |
|---|---|---|
a. | 4 | |
b. | 1 | |
c. | 3 | |
d. | 2 | |
Question 422
Question 423
Question
MCQ▾A man purchased a bag of rice containing 50 kg for ₹ 150. He sold it at the rate of ₹ 3.25 per kg. Find the profit or less % .
Choices
| Choice (4) | Response | |
|---|---|---|
a. | gain | |
b. | 12 % gain | |
c. | loss | |
d. | 6 % loss | |
Question 424
Question
MCQ▾If the radii of two concentric circles are 20 cm and 36 cm respectively, then the area of the circulating ring in sq cm will be
Choices
| Choice (4) | Response | |
|---|---|---|
a. | ||
b. | ||
c. | ||
d. | ||