• Placement Questions

Placement Papers with Solutions

(#M40012917) SELF QUESTION Keep an EYE

In two types fo stainless steel, the ratio of chromium and steel are 2:11 and 5:21 respectively. In what proportion should the two types be mixed so that the ratio of chromium to steel in the mixed become 7:32?

Arjun (13 years ago)

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(#M40012916) SELF QUESTION Keep an EYE

The mean weight if 34 students of a school is 42 kg. If the weight of the teacher be included, the mean rises by 400 grams. Find the weight of the teacher (in kg)

Arjun (13 years ago)

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(#M40011785) SELF QUESTION Keep an EYE

If tan theta- cot theta=a and cos theta -sin theta=b, then the value of (a^2+4)(b^2-1)is

Arjun (13 years ago)

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(#M40011784) SELF QUESTION Keep an EYE

A watch is sold at a profit of 30% had it been slod for Rs 80less, there would have been a loss of 10%. what is the cost price in rupees

Arjun (13 years ago)

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(#M40011783) SELF QUESTION Keep an EYE

R and r are the radius of two circles (R>r). If the distance between the centre fo the two circles be d, then length of common tangent of two circles is

Arjun (13 years ago)

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(#M40011782) SELF QUESTION Keep an EYE

P is a point outside a circle and is 13cm away from its centre. A secant drawn from the point P intersects the circle at points A and B in such a way that PA=9cm and AB=7cm. the radius of the circle is

Arjun (13 years ago)

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(#M40011781) SELF QUESTION Keep an EYE

The perimeter of two similar triangles ABC and PQR are 36cm and 24cm respectively. If PQ=10cm, then AB is

Arjun (13 years ago)

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(#M40011780) SELF QUESTION Keep an EYE

If alpha is a positive acute angle and 2sin alpha+15cos^2alpha=7,then the value of cot alpha is

Arjun (13 years ago)

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(#M40011779) SELF QUESTION Keep an EYE

If a+ (1)/a+2 =0, then value of (a+2)^3 +(1)/(a+2)^3 is

Arjun (13 years ago)

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(#M40011754) SELF QUESTION Keep an EYE

by selling 9 articles for a rupee, a man incurred a loss fo 4% to make a gain of 44% the number of articles to be sold for a rupee is

Arjun (13 years ago)

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