1.Find the value of (30) + (– 23) + (– 63) + (+ 55)
2.Find the common factors of 75, 60and210
3. Determine the greatest 3-digit number exactly divisible by 8, 10and 12.
4.A piece of wire 8metre long broke into two pieces. One piece was 4metre long. How
long is the other piece.
5.The hour hand of a clock moves from 12to 5. Is the revolution of the hour hand more
than 1right angle?
6.Draw any circle and mark
(a) the centre of the circle
(b) chord of the circle
( c) sector of the circle
( d) segment of the circle
7. Write 32,45,85in decimal notation.
8. Express the following as cm using decimals.
(a) 2mm (b) 30mm (c) 116mm (d) 4cm2mm (e) 162mm (f) 83mm
Who ever answer this question rightly he/she will be mark as brainlist.
Answers
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1.Answer
30-23-63+55
30+55-23-63
85-86
-1
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