Mental Maths - Grade 8

Guess the square root of 307

• 17.7

• 17.3

• 17. 5

• 18.1

• 18.4

Tags

CCSS.8.NS.A.2

Express 108/240 in decimal form.

• 0.45

• 0.55

• 0.42

• 0.35

• 0.23

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

In Rational Numbers both Numerator and Denominator are ____________

• Integers

• Whole Numbers

• Natural Numbers

• Composite Numbers

Tags

CCSS.5.NBT.A.2

If the price of a 2800 rupees canoe is reduced by 25%, what is the final price of the canoe?

• 2300

• 2100

• 2200

• 2400

Tags

CCSS.6.RP.A.3C

Give the properties of a rhombus

• One pair of sides are equal.

• The opposite sides are parallel.

• The adjacent angles are equal.

• Diagonals do not bisect each other at right angles.

• The sum of two adjacent angles is equal to 180 degrees.

Tags

CCSS.HSG.CO.C.11

{ $3x-12=-30$  }Your Answer is :- [choose 1 or more 1 options

• Prime

• Composite

• Divisible by 2

• Divisible by 7

• Divisible by 3

Which is the smallest number?

• 01

• 11

• 22

• 10

• 13

Tags

CCSS.1.NBT.B.3

The COVID-19 cases' weekly average dropped from approximately 2,05,708 to 1,45,556 in a week. What is the drop approx?

• 65 thousand

• 60 thousand

• 61 thousand

• 62 thousand

• 63 thousand

Find the missing number in the following pattern

2, 5, 10, _____, 26, 37

• 17

• 18

• 19

• 15

Tags

CCSS.5.OA.B.3

 If you buy French fries that cost 70.2 rupees with a 85 rupees, How much money will you get back?

• 15.2

• 14.8

• 14.6

• 14.4

• 15

Tags

CCSS.6.NS.B.3