Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of the remaining persons increased by:
1/7
1/8
1/9
7/8
None of these
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1
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Simplify : 812−[314+{114−12(112−13−16)}]
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10
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Simplify : 1−[1−{1−(1−¯1−1)}]
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2
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If (4b2+1b2) = 2, then (8b3+1b3) = ?
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3
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853 + ? / 17 = 1000
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4
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There are two examinations rooms A and B. If 10 students are sent from A to B, then the number of students in each room is the same. If 20 candidates are sent from B to A, then the number of students in A is double the number of students in B. The number of students in room A is:
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5
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(98764 + 89881 + 99763 + 66342) ÷ (1186 + ? + 1040 + 1870) = 55
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6
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A millionaire bought a lot of hats 1/4 of which were brown. The millionaire sold 2/3 of the including 4/5 of the brown hats. What fraction of the unsold hats were brown ?
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7
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Simplify : [(1+110+110)×(1+110+110)−(1−110+110)×(1−110+110)]÷[(1+110+110)+(1−110+110)]=?
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8
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If a*b= ab/a+b, find the value of 3*(3*-1)
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9
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If [4−51+13+12+14] x=−b±√b2−4ac2a
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