The number of integers less than -3 but greater than-8 is

• 2

• 3

• 4

• 6

The distance between two places is 12 km. A map scale is 1:25000. The distance between the two places on the map, (in cm) is

• 24

• 36

• 48

• 60

The reciprocal of $\frac{-3}{8}\times \left(\frac{-7}{13}\right)$ is

• $\frac{104}{21}$

• $\frac{-104}{21}$

• $\frac{21}{104}$

• $\frac{-21}{104}$

The number of vertices in a polyhedron which has 30 edges and 12 faces is

• 12

• 15

• 20

• 24

5.

When half of a number is increased by 15, the result is 39. The sum of digits of the original number is

• 6

• 7

• 9

• 12

In $△$PQT, PQ = PT. The points R and S are on QT such that PR = PS. If $\angle$PTS = 62° and $\angle$RPS = 34°, then measure of $\angle$QPR is

• 11°

• 13°

• 15°

• 17°

If for $△$ABC and $△$DEF the correspondence CAB $\leftrightarrow$ EDF gives a congruence, then which of the following is not true?

• AC = DE

• AB = EF

• $\angle$A= $\angle$D

• $\angle$B = $\angle$F

40% of (100 - 20% of 300) is equal to

• 16

• 20

• 64

• 140

HCF of two numbers is 28 and their LCM is 336. If one number is 112, then the other number is

• 56

• 70

• 84

• 98

If $\frac{2}{3}$x=0.6 and 0.02 y = 1, then the value of x+y^-1 is

• 0.92

• 1.1

• 49.1

• 50.9