Question

Which of the following is expression with one variable?
a) x+y+z
(b) y + 1
(c) 1
(d) x + y - 5
he 30 : 45 is equivalent ratio of
e) it is 1:3
(b) it is 2:3
(c) it is 1:2
(d) it is 3:2
Fill in the blanks.
cube has
vertices.
r fencing the plot, we need to calculate its
umbers having fixed value are called
e simplest form of the ratio 75 paise to 1 is.
cate true or false.
a cuboid are equal in size.​

Answer 1

1. The expression with one variables are

b) y+1

c) 1

d) x+y-5

2. Equivalent ratio for 30:45

a) it is 2:3

Cube has 8 vertices.