Quant by Arun Sharma

I am not able to find this topic "Surds & Indices" in the Arun Sharma's quant book? Help!

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in ABC, D is the midpoint of BC. E is a point on AC such that AE:EC=2:1 and F is a point on AB such that AF:FB==3:1. Line segments AD and FE intersect at point O. What is the ratio of the area DOF to the area of DOE. options 8:9. 3:4, 9:8 , 4:3 Kindly explain

After recieving two successive raises, Harsh's became equal to 15/8 times of his initial salary. By how much % was the salary raised the first time if the second raise was twice as high (in %) as the first?


  • 15%
  • 25%
  • 30%
  • 20%

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The HCF and LCM of two numbers are 33 and 264,


respectively. When the first number is divided by 2,


the quotient is 33. The other number is?



The Answer by formula hcf x lcm = a*b comes to 132 but logically, if 2 numbers are 66 & 132, their LCM would be 132 not 264. For LCM to be 264, with 66, then other number must be 264

Question number 48 and 49 of average chapter please help

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When 40% of A number is added to another number B , B becomes 125% of previous value ,then which of the following is true regarding the values of A and B? 1) A is greater than B 2) B is greater than A 3) either 1 or 2 depending upon the values of A and B

Hi. 

While I'm aware of how the following equation is solved, I'm looking for any simple method to solve it which does not take a whole lot of time. Any tips or tricks?

Thanks! 

Question 3 in Block Test I of Arun Sharma Quant 7th Edition

In order to maintain the price line a trader allows a discount of 10% on the marked price in his shop. However he still makes a gross profit of 17% on the cost price. Find the profit% he would have made on the selling price had he sold at the marked price.

The calc

A certain number of tankers were required to trans- port 60 lakh liters of oil from the IOCL factory in Mathura. However, it was found that since each tanker could take 50,000 liters of oil less, another 4 tankers were needed. How many tankers were initially, planned to be used?