Measures and Numbers

Q.

The length of a rectangular field is $7\mathrm{metres}$ less than $5$ times the breadth of field. What is length, if breadth is $\mathrm{x}\mathrm{metres}$ ?

Q.

$(100-52.8)-7.2=?$

1. 40

2. 30

3. 39

4. 42

Q. The length and breadth of a rectangle are $x-3$ and $x-5$, respectively. Match the followings accordingly.

1. $2$
2. $4(x-4)$
3. $(x-3)(x-5)$
4. $2x-8$

Q. If $x=2,y=5andz=4$ Find the value of:
$\frac{xz}{yz}$

1. $\frac{2}{5}$
2. $\frac{3}{5}$
3. $\frac{1}{5}$
4. $\frac{5}{2}$

Q. If $x=2,y=5andz=4$
Find the value of
$\frac{x}{2x^2}$

1. $\frac{1}{4}$
2. $\frac{1}{8}$
3. $\frac{1}{6}$
4. $\frac{1}{5}$