Question
In an election between two candidates, winner got 60% of
total valid votes. If total number of votes cast were 1200 out of which 5% were invalid, then find the number of votes received by loser candidate.Solution
Total valid votes = 95% of 1200 = 1140 Number of votes received by loser candidate = 0.4 × 1140 = 456
If x : y : z = 4 : 7 : 9, and (2x + 3z) = 140, then find the value of 2y.
If (a2 + 1/a2) = 38, then find the value of (a3 - 1/a3).
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If x + y + z = 10 and x² + y² + z² = 36, then what is the value of x y + y z + z x?
A boat covers 540 km upstream and downstream in 't' time. If the speed of the stream is 8 km/h and the speed of the boat is 10 km/h then find the value ...
If x + 1/x = 5 then find out the value of x⁵ + 1/(x⁵)?
In △ ABC, ∠ A = 90°. M is the midpoint of BC and D is a point on BC such that AD Ʇ BC. If AB = 7 cm and AC = 24 cm. then AD: AM is equal to:...
Find the values of 'a' and 'b', so that the polynomial x3 − ax2 − 13x + b has (x−1) and (x+3) as factors:
If 343x3 - 27y3 = (7x - Ay) X (Bx2 + y2 + Cxy), then find the value of 3 X (2A + 6B) - 2C.
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