# 100+ Decimal Fraction Questions for TNPSC Exam - 1

Question: 1

Which of the following fractions is the smallest?

(A) \$\${13}/{16}\$\$

(B) \$\${15}/{19}\$\$

(C) \$\${17}/{21}\$\$

(D) \$\${7}/{8}\$\$

Ans: B

We have

\$\${13}/{16}\$\$ = 0.8125, \$\${15}/{19}\$\$ = 0.7894, \$\${17}/{21}\$\$ = 0.8095 and \$\${7}/{8}\$\$ = 0.875.

Since 0.7894 is the smallest, so \$\${15}/{19}\$\$ is the smallest.

Question: 2

The value of \$\${3.6 × 0.48 × 2.50} / {0.12 × 0.09 × 0.5}\$\$ is

(A) 80

(B) 800

(C) 8000

(D) 800000

Ans: B

\$\${3.6 × 0.48 × 2.50} / {0.12 × 0.09 × 0.5}\$\$ = \$\${36 × 48 × 250} / {12 × 9 × 5}\$\$ = 800.

Question: 3

(833.25 - 384.45) ÷ 24 = ?

(A) 1.87

(B) 18.7

(C) 2.01

(D) 20.1

Ans: B

Given expression = 448.8 ÷ 24 = 18.7.

Question: 4

(0.05 × 5 - 0.005 × 5) equals

(A) 0.0225

(B) 0.225

(C) 0.250

(D) 0.275

Ans: B

Given expression = 0.25 - 0.025 = 0.225.

Question: 5

\$\${1.6 × 3.2} / {0.08}\$\$ = ?

(A) 0.8

(B) 6.4

(C) 8

(D) 64

Ans: D

Given expression = \$\${16 × 32}/{8}\$\$ = 16 × 4 = 64.

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