Quantitative Aptitude: Simplification Questions Set 86

1. Simplify: 6363 x 9999
   4545900
   63623637
   66623637
   63623666
   63623688
   Option B
   63630000 – 6363 = 63623637
   
    



2. 3034 - (1002/20.04)
   2984
   3490
   3345
   2345
   1234
   Option A
   3034/( 1002/20.04) = 3034 /( 1002/2004) x 100 = 3034- 50 = 2984
   
    



3. If 5^n =46625 then 5^ n-2 =?
   1865
   1123
   1456
   4356
   2378
   Option A
   5 ^n-2 = 5 ^n/ 5 ^2 = 46625/25 =1865
   
    



4. If (64 ^2) – (36^ 2) = 20 x X .Find the value of X?
   140
   456
   120
   320
   140
   Option E
   20 x X = (64 2) – (36 2)
   = ( 64 + 36) (64 -36) = 100 x 28 =2800
   X= 2800/20 =140
   
   
    



5. 57% of 501 -131.17 =? – 25%of 599
   366
   266
   566
   466
   166
   Option C
   57% of 501 -131.17 =? – 25%of 599
   57*500/100 -131 =? – 25 * 600/100
   285-131=? -150
   ?=566
   
   
    



6. √840.89 × 2.56 + 119.9% of 449.7 – 179.80% of 779.9 + 59.9% of 1800 = ?
   101
   202
   303
   404
   505
   Option C
   √841*3+120% of 450-180% of 780+60% of 1800=?
   29*3 +120/100 * 450 – 180/100 * 780 + 60/100 * 1800 =?
   87+540-1404+1080=?
   303=?
   
   
    



7. 24.67% of 779.56 + √3248.55× 11.98 + 864.76=?
   1744
   1675
   1677
   1355
   1789
   Option A
   25% of 780 + √3249 * 12 + 865=?
   195 + 684 + 865=?
   1744=?
   
   
    



8. 3(3/4) + 4(2/5) – 3(1/8) + 6(2/5) = ?
   15(57/40)
   10(57/50)
   10(54/40)
   11(57/40)
   10(57/40)
   Option E
   3(3/4) + 4(2/5) – 3(1/8) + 6(2/5) = ?
   (3+4-3+6) (3/4+2/5-1/8+2/5)=?
   10(57/40) = ?
   
   
   
    



9. 15.008% of 600.123 + 22.22 % of 650.005 + 147.112 = ?
   170
   560
   380
   234
   420
   Option C
   (15/100) * 600 + (22/100) * 650 + 147 = ?
   90 + 143 + 147 = ?
   380 = ?
   
   
    



10. 23.34 × 15.09 – 60.12 + (? ÷ 31.08) = 292.113
    431
    217
    230
    456
    112
    Option B
    285 + (? ÷ 31) = 292
    ? = 217