Question

1. On subtracting 7 from -6 we get
a) 1
b)-13 c)13
d) none.
2. Which is the multiplicative identity for integers?
a) 80 b) 78 c) 90 d) 75
3. The range of the data 17,65,78,90,12,18,15,10,40 is
a)80
b)78
c)90 (d) 75
4.Can two angle be supplementary if both of them are
a) acute
b) obtuse c) right d) none
5.Find the supplementary angle of 68°.
a) 22°
6) 112° c)12° d)122°
​

Answer 1

Answer:

1.b) -13

Step-by-step explanation:

2. a) 80

b)78

c)90

d)75

3.c) 90

4.c)right

5.d)122

Answer 2

Answer:

1) b -13

2) all

3) c 90

4) c right

5) d 122°