DHS 2022 Grade-3 Technical

‘Brilliant’ is a synonym of ‘bright’ when bright means intelligent or shining.

The feminine counterpart of ‘wizard’ is ‘witch’.

A group of elephants is called a herd.

A person who sells flowers is a florist.

The proverb is: “An idle brain is the devil’s workshop.”

The superlative form of ‘sweet’ is sweetest.

The past tense of ‘lie’ (to recline) is lay.

‘Hari and I’ is a plural subject, so the correct verb is are.

The female counterpart of a boar is a sow.

‘Some’ is appropriate in this affirmative request: “Please give us some help.”

12½% = 1/8. If x/8 = 64, then x = 64 × 8 = 512.

Compute: 8/27 × 36/49 × (−7/4) × 3/2. Simplifying gives −4/7.

Subtracting the same number from every observation reduces the mean by that number: 20 − 5 = 15.

121 ÷ 121 = 1 and 3 − (9 − 2) = −4. The bracket becomes 1 − (−4) − (−4) = 9; therefore 118 − 9 = 109.

Number of notebooks = 131.25 ÷ 8.75 = 15.

(−5/7) − (−3/8) = −5/7 + 3/8 = (−40 + 21)/56 = −19/56.

For n = 3, 5¹ × 3³ = 5 × 27 = 135; hence n = 3.

Let her brother’s age be x and Suma’s age be 2x. Then (x+6)+(2x+6)=39, so x=9; Suma is 18 years old.

Let the smallest angle be x. Then 2x + 2x + x = 180°, so x = 36°.

By Pythagoras’ theorem, distance = √(10² + 24²) = √676 = 26 m.