Matrix Re- Auditions - Juniors

The mean proportional between 5 and 45 is

• 10

• 12

• 15

• 20

Simple Interest = ?

• 𝑝×𝑅×𝑇/ 200

• 𝑃×𝑅 ×𝑇/ 100

• 𝑃×𝑅 *100

• 𝑅×𝑇/ 200

To convert a speed of km/hr into m/sec, we multiply it by

• 8 /15

• 18/ 5

• 5/ 18

• 15/ 8

The degree of the polynomial x⁴ - 3x⁶ + 3x - 4 is

• 3

• 6

• 11

• 10

If 5(z + 4) = 35, then the value of z is

• 5

• 4

• 3

• 2

Which of the following CANNOT be the angles of a triangle?

• 56° 64° 60°

• 42°, 37°, 81°

• 45°, 70°, 65°

• 63°, 35°, 82°

Circumference of a circle is

• πr

• 2r

• 2π

• 2πr

The median of the first 49 whole numbers is

• 24

• 24.5

• 25

• 25.5

If 6 pens cost is Rs. 69, then the cost of 16 pens is

• Rs. 184

• Rs. 481

• Rs. 282

• Rs. 118

The difference between the highest and the lowest values of observations in a data is called _____.

• mean

• mode

• range

• median