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Ans 1: (Master Answer)
Class : Class 1
(C): Ali will be 6y years old in 6 years time so his present age = 6y - 6
4y years ago his age = (6y - 6) - 4y = 6y - 6 - 4y = 2y - 6
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State 'T' for true and 'F' for false.
a. The hand of a clock will stop at 9 if it start from 12 and makes 3/4 of a revolution, clockwise.
b. Sector is the region in the interior of a circle enclosed by an arc and a chord.
c. Every diameter of a circle is its chord but every chord is not the diameter.
d. A line dividing a line segment into two equal parts at right angle is called perpendicular bisector of the line segment.
| .a | .b | .c | .d | |
| A | T | F | T | F |
| B | T | F | T | T |
| C | F | T | T | T |
| D | T | T | T | F |
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Ans 4: (Master Answer)
Class : Class 1
(B):
Total number of students enrolled = 5261989
Number of students enrolled in primary school and high school altogether
= 1965233 + 2006756 = 3971989
∴ Number of students enrolled in middle school = 5261989 - 3971989 = 1290000
