Free Printable Q3_QUIZ#3_RATIO,PROPORTION, PROPOTIONAL SEGMENTS

1.

Which among the following fractions is equivalent to the ratio 14 to 28?

a)

$\frac{1}{2}$

b)

$\frac{1}{3}$

c)

$\frac{1}{4}$

d)

$\frac{1}{5}$

2.

Which among the following is proportion?

a)

$\frac{4}{5}=\frac{9}{8}$

b)

$\frac{3}{9}=\frac{2}{6}$

c)

$\frac{18}{10}=\frac{25}{45}$

d)

$\frac{1}{7}=\frac{3}{20}$

3.

Solve for the value of x in the proportion $\frac{3}{4}=\frac{x}{8}$ .

a)

6

b)

8

c)

9

d)

16

4.

Solve for the value of x in the proportion $\frac{2}{9-x}=\frac{4}{2x+3}$ .

a)

$\frac{9}{4}$

b)

$\frac{33}{5}$

c)

$\frac{21}{8}$

d)

$\frac{15}{4}$

5.

In a Geometry class, the ratio of the number boys to the number girls is 2 to 3. If there are 20 students in this class, how many girls are there?

a)

8

b)

12

c)

20

d)

30

6.

The measure of the acute angles of a right triangle is in the ratio of 2:3. Find their measures.

a)

40 and 50

b)

20 and 30

c)

36 and 54

d)

35 and 55

7.

Find the geometric mean of 3 and 48

a)

24

b)

8

c)

12

d)

6

8.

In the figure, points P, Q, R, and S are collinear.

If PQ=9, QR=5, and RS=10 what is the ratio of (PQ+QR): RS in simplest form?

a)

$\frac{7}{2}$

b)

$\frac{7}{5}$

c)

$\frac{2}{7}$

d)

$\frac{5}{7}$

9.

In the figure, a// b //c. Find x.

a)

7

b)

7.1

c)

7.2

d)

7.3

10.

TRUE OR FALSE: Triangles are similar if only their corresponding angles are congruent and the lengths of the corresponding sides are in proportion.

a)

TRUE

b)

FALSE

Q3_QUIZ#3_RATIO,PROPORTION, PROPOTIONAL SEGMENTS_A1

Total questions: 10

Worksheet time: 3hrs 30mins

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