Data Interpertation & airthmatic

Q3.) A chemist has 20 litres of a solution that has 20% sulphoric acid by volume. He wants to dilute the solution to 5% strength by adding water. How many litres of water must be added? A. 45 B. 52 C. 60 D. 58 E. None of these

Q2.) Some amount out of ₹5000 was lent at 10% per annum and the rest at 20% per annum, and thus in 2 years the total simple interest from both the amounts collected was ₹1700. What is the amount which was lent out at 10% per annum? A. ₹1500 B. ₹1345 C. ₹1900 D. ₹2100 E. None of these

Q1.) Jatin starts working on a job and works on it for 18 days and completes 60% of the work. To help him complete the work, he employs Sushant and together they work for another 10 days and the work gets completed. Jatin is what per cent more efficient than Sushant? A. 300% B. 150% C. 250% D. 400% E. None of these

𝟏𝟖𝟔. 𝟗𝟏 + (𝟏𝟒. 𝟖𝟖)³ + (𝟔𝟐. 𝟑𝟐 × 𝟏𝟒. 𝟗𝟗 ) = 𝒙 + 𝟑𝟏𝟐𝟗. 𝟕𝟗 A. 1326 B. 1263 C. 1361 D.1362 E. None of these

𝟒𝟒𝟑. 𝟖𝟗 ÷ 𝟏. 𝟗𝟖 + (𝟏𝟓𝟏. 𝟖𝟖 − 𝟓𝟕𝟕. 𝟏𝟎 + 𝟗𝟗𝟗. 𝟖𝟖) = 𝟏𝟏𝟗𝟗. 𝟗𝟖 − 𝒙 A. 400 B. 430 C. 403 D. 402 E. None of these

𝟏𝟒𝟒. 𝟔𝟗 + 𝟕𝟕𝟕. 𝟐𝟓 − 𝟐𝟖. 𝟕𝟒𝟏 − 𝟒𝟒. 𝟏𝟎 = 𝟒. 𝟔𝟕𝟕𝒙 + 𝟗𝟗. 𝟐 A. 250 B. 150 C. 350 D. 50 E. None of these

(𝟔𝟓 × 𝟔𝟏) + (𝟐𝟖 × 𝟑𝟐) + (𝟖𝟒 × 𝟏𝟐) = 𝒙 − (𝟏𝟏𝟐 + 𝟏𝟎) A.3000 B.4000 C.5000 D.6000 E. None of these

³√𝒙 − 𝟑𝟏𝟓 = 𝟕𝟓% 𝒐𝒇 𝟖𝟖𝟐𝟎 + 𝟒𝟎% 𝒐𝒇 𝟐𝟔𝟕𝟓 A. 200 B. 40 C. 80 D.10 E. None of these

(𝟔𝟎𝟗. 𝟖𝟖 ∗ 𝒙) ÷ 𝟑𝟎𝟓𝟎. 𝟏𝟒𝟓 × 𝟏𝟕𝟓. 𝟏𝟏 = 𝟏𝟎𝟏𝟒. 𝟗𝟒 A. 29 B. 19 C. 39 D. 49 E. None of these

(𝟏𝟐𝟑𝟐𝟏 × 𝟓) ÷ 𝟏𝟐𝟓 × 𝟕𝟓 − 𝟔𝟗𝟔𝟑 = 𝒙 × 𝟑𝟎𝟎 A. 300 B. 100 C. 600 D.1000 E. None of these

𝟗𝟓% 𝒐𝒇 𝟖𝟎𝟎𝟎 + 𝟒𝟓% 𝒐𝒇 𝟏𝟔𝟎𝟎𝟎 = 𝒙% 𝒐𝒇 𝟕𝟒𝟎𝟎𝟎 A.60 B.40 C.20 D.80 E. None of these

𝟐𝟕. 𝟐𝟕% 𝒐𝒇 𝟔𝟏𝟑𝟐𝟔𝟏 + 𝟑𝟐𝟕𝟒𝟕 = 𝒙 × (𝟏𝟎)³ A. 200 B. 2000 C. 20000 D.200000 E. None of these

𝟏𝟑𝟑𝟏 ÷ 𝟏𝟐𝟏 × 𝟐𝟓 + 𝟕𝟓 = 𝒙 − (𝟕𝟎 × 𝟓) A. 300 B.600 C.275 D.700 E. None of these

𝟏𝟑𝟓𝟐𝟎 + 𝟕𝟕𝟗 + 𝟏𝟏𝟏𝟐 + 𝟕𝟔𝟒𝟎 = 𝒙 + 𝟏𝟎𝟎𝟎 A. 22000 B. 22015 C. 22051 D. 22501 E. None of these

𝟖𝟕. 𝟓% 𝒐𝒇 𝟔𝟒𝟎𝟎 + 𝟏𝟔. 𝟔𝟔% 𝒐𝒇 𝟐𝟏𝟔 = 𝒙 + 𝟔𝟎% 𝒐𝒇 𝟏𝟓𝟎𝟎 A. 4367 B. 4736 C. 4376 D.4366 E. None of these

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1. Find the ratio between number of sold devices in 2013 and unsold devices in 2012. (A)21 : 22 (B)34 : 37 (C)27 : 23 (D)31 : 34 (E)None of these 2. The number of device manufactured in 2010 is 37.5% less than number of device manufactured in 2014. Then number of device manufactured in 2010 is what percent more or less than device manufactured in 2015? (A)20% more (B)30% less (C)50% more (D)40% less (E)None of these 3. Find the difference between average number of devices sold in year 2011, 2012 & 2013 and average number of devices unsold in year 2013, 2014 & 2015? (A)1220 (B)3324 (C)4350 (D)4440 (E)None of these 4. The number of devices sold in year 2013 & 2014 is what percent(approx.) of total number of devices sold in all five years? (A)32% (B)33% (C)53% (D)43% (E)None of these 5. Find the difference between total number of devices sold in all five years and total number of devices unsold in all five years.