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The number of smokers is decreasing at the rate of 6 % per year due to publicity of anti-smoking. If at present…
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If 6, 8, 10, 12, 13, x are in increasing order and their mean and median are equal, then find the value…
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Find the ratio of the volumes of a solid right circular cylinder and a solid right circular cone of equal radii and…
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If the volume of a right circular cone is V cubic unit, the base area is A sq. unit and the height…
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If tan 2A = cot(A – 30°), then find the value of sec(A + 20°)
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Two circles touch each other externally at point C. A direct common tangent AB touches the two circles at points A and…
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In ΔABC, L and M are two points on the sides AC and BC respectively such that LM || AB and AL…
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AB and CD are two chords of a circle. If we extend BA and DC, they intersect each other at point P.…
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If b ∝ a³ and a increase in the ratio of 2 : 3, then find in what ratio b will be…
