Question

4. 1 2 of 8 is a) 1 b) 2 c) 3 d) 4
5. Rational number that is not equivalent to −7 4 is a) 14 −8 b) 7 −8 c) 21 −12 d) 28 −16
6. When two negative integers are added, we get a) A positive integer b) A negative integer c) Sometimes a positive integer, sometimes a negative integer d) None of these
7. The rational number −12 −40 in standard form is
a) 12 40
b) 3 10
c) −3 −10
d) −12 −40
8. If x ÷ 1 = 8, then x is equal to
a) 8
b) 1
c) -8
d) -1
9. The algebraic expression of sum of 10a and 15c can be written as
a) 25ac
b) 15a + 10c
c) 10a + 15c
d) 150ac
10.When the sum of the measures of two angles is 90°, the angles are called
a) Supplementary angles
b) Complementary angles
c) Adjacent angles
d) Vertically opposite angles​

Answer 1

Answer:

6. A negative integer.

8. x=8

9. 10a+15c

10. Complementary angles.