Quiz Discussion

The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.30, in which year commodity X will cost 40 paise more than the commodity Y ?

• 1] 2010
• 2] 2011
• 3] 2012
• 4] 2013

383 × 38 × 3.8 = ?

• 1] 55305.2
• 2] 56305.4
• 3] 57305.6
• 4] 58305.8
• 5] None of these

32.4 × 11.5 × 8.5 = ?

• 1] 3149.5
• 2] 3129.1
• 3] 3167.1
• 4] 3162.5
• 5] None of these

What decimal of an hour is a second ?

• 1] .0025
• 2] .0256
• 3] .00027
• 4] .000126

The rational number for recurring decimal 0.125125.... is:

• 1]

  63/487

• 2]

  119/993

• 3]

  125/999

• 4]

  None of these

The value of \(\frac{{{{\left( {0.96} \right)}^3} - {{\left( {0.1} \right)}^3}}}{{{{\left( {0.96} \right)}^2} + 0.096 + {{\left( {0.1} \right)}^2}}}{ \text{is}}:\)

• 1] 0.86
• 2] 0.95
• 3] 0.97
• 4] 1.06

The numerator of a fraction is decreased by 25% and the denominator is increased by 250%. If the resultant fraction is 6/5, what is the original fraction?

• 1]

  22/5

• 2]

  24/5

• 3]

  27/6

• 4]

  28/5

• 5]

  30/11

Solve 21.5/5 + 21/6 - 13.5/15 = {(?)^1/3 /4} +17/30

• 1] 2
• 2] 8
• 3] 512
• 4] 324
• 5] None of these

58.621 - 13.829 - 7.302 - 1.214 = ?

• 1] 31.254
• 2] 35.272
• 3] 36.276
• 4] 37.281
• 5] None of these

Solve \(\frac{294 ÷ 14 × 5 + 11}{?}\)    = 82 ÷ 5 + 1.7

• 1] 8
• 2] 6
• 3] 12
• 4] 5
• 5] 10