NSTSE (National Science Talent Search Exam- Unified Council) Class 7: Questions 780 - 787 of 1732
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Question 780
Question MCQ▾
Find the area of the shaded region of the following figure.
ABCD is a rectangle having length 80 cm and breadth 40 cm. P, Q, R and S are midpoints of AB, BC, CD and AD respectively.
Choices
Choice (4) | Response | |
---|---|---|
a. | 400 | |
b. | 800 | |
c. | 1600 | |
d. | 3200 |
Question 781
Question 783
Question MCQ▾
If two angles in a triangle are and , then the third angle is
Choices
Choice (4) | Response | |
---|---|---|
a. | ||
b. | ||
c. | ||
d. |
Question 784
Question MCQ▾
The identity element w. r. t multiplication in integers is ________.
Choices
Choice (4) | Response | |
---|---|---|
a. | 1 | |
b. | -1 | |
c. | 0 | |
d. | None of the above |
Question 785
Question MCQ▾
By selling an article for ₹ 500 a man loses 15% . At what cost he will sell in order to gain 20% ?
Choices
Choice (4) | Response | |
---|---|---|
a. | 580 ₹ | |
b. | 1000 ₹ | |
c. | 760 ₹ | |
d. | 706 ₹ |
Question 786
Question 787
Question MCQ▾
20 years ago, when my parents got married, their average age was 25 years, now the average age of my family, consisting of myself and my parents only is 35 years. My present age is
Choices
Choice (4) | Response | |
---|---|---|
a. | 21 years | |
b. | 16 years | |
c. | 19 years | |
d. | 15 years |