CBSE IX Maths Set - 6

If then the values of is ____.

A) 1

B) 2

C) 3

D) 4

If the polynomial is divided by then the remainder is ____.

A) 28

B) 1

C) 7

D) 20

The correct representation of locating the points (2, 3), (-4, 5), (-5, -6) and (3, -5) on the graph paper is ____.

A)

B)

C)

D)

On comparing 2x = y with ax + by + c = 0. The values of a, b and c are ____.

A) 1, 3 and 0

B) 2, -1 and 0

C) -1, 0 and 2

D) 2, 5 and -2

The measure of an angle which is 32^{o} less than its supplement is ____.

A) 72^{o}

B) 74^{o}

C) 75^{o}

D) 78^{o}

In the figure below, OA and OB are opposite rays, then ____.

A) 50^{o}

B) 90^{o}

C) 30^{o}

D) 60^{o}

In the figure below, ABC and DEF are two triangles in which AB = DF. If ∠ACB = 70, ∠ABC = 50, ∠DEF = 70 and ∠EDF = 60. Then the congruence condition of the two triangles are ____.

A) SSS

B) RHS

C) AAS

D) SAS

There are 12 packets of salt, each marked 2 kg. Actually each packet contains the following weights (in kg) of salt:

1.950, 2.020, 2.060, 1.980, 2.030, 1.970, 2.040, 1.990, 1.985, 2.025, 2.000 and 1.980.

Out of these packets, one packet is chosen at random. The probability that a packet contains more than 2 kg of salt is ____.

A)

B)

C)

D)

The weights of newly born babies (in kg) in a hospital on a particular day are as follows:

2.3, 2.2, 2.7, 3.1, 2.9, 2.8, 3.0 and 2.4

The range of the weights is ____.

A) 0.7 kg

B) 0.8 kg

C) 1 kg

D) 0.9 kg

The volume of an iron sphere is The sphere is melted and drawn into a long wire of uniform circular cross section. If the length of the wire is then the radius of the wire is ____.

A) 1 cm

B) 3 cm

C) 2 cm

D) 5 cm