CAT Practice Question and Answer
8Q: 217 x 217 + 183 x 183 = ? 1936 05b5cc6e5e4d2b4197774ed10
5b5cc6e5e4d2b4197774ed10- 184521false
- 287487false
- 380578true
- 478458false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "80578"
Explanation :
Answer: C) 80578 Explanation: 2172+1832 = 200+172+200-172 It is in the form of a+b2+a-b2=2a2+b2 = 2(40000 + 289) = 80578.
Q: Mahesh bought 100 kg of rice for Rs. 1040 and sold it at a loss of as much money as he received for 30 kg rice. At what price did he sell the rice? 1936 05b5cc6b3e4d2b4197774d3e3
5b5cc6b3e4d2b4197774d3e3- 1Rs. 7.46/kgfalse
- 2Rs. 8/kgtrue
- 3Rs. 8.74/kgfalse
- 4Rs. 8.56/kgfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Rs. 8/kg"
Explanation :
Answer: B) Rs. 8/kg Explanation: Let the selling price of the rice = Rs.P/kg Now, according to the question, 1040 - 100p = 30p => p = 8/kg Hence, the selling price of the rice = Rs. 8/kg
Q: Who became the first wicketkeeper in world cricket to effect 100 stumpings in ODI's in 2017 ? 1936 05b5cc6c8e4d2b4197774dee6
5b5cc6c8e4d2b4197774dee6- 1Mahendra Singh Dhonitrue
- 2Kumar Sangakkarafalse
- 3Mark Boucherfalse
- 4Adam Gilchristfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "Mahendra Singh Dhoni"
Explanation :
Answer: A) Mahendra Singh Dhoni Explanation: Former India captain Mahendra Singh Dhoni became the first wicketkeeper in world cricket to effect 100 stumpings in One Day Internationals. He broke the record of former Sri Lankan captain Kumar Sangakkara.
Q: R enter into a partnership in the ratio 2 : 3 : 5 . After 2 months, P increases his share 20% and Q by 10%. If the total profit at the end of one year is Rs 1,90,500, what amount will 'R' receive at the end of year as share in profit ? 1936 05b5cc6cbe4d2b4197774e0fe
5b5cc6cbe4d2b4197774e0fe- 1Rs. 90500false
- 2Rs. 87500false
- 3Rs. 88900false
- 4Rs. 90000true
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 4. "Rs. 90000"
Explanation :
Answer: D) Rs. 90000 Explanation: Ratio of investments for 1 year => (P : Q : R) = (2x2 + 2.4x10) : (3x2 + 3.3x10) : (5x12) => (P : Q : R) = 28 : 39 : 60 Now R share = 190500 x 60/127 = Rs. 90000.
Q: What can go up a chimney down, but cannot go down a chimney up? 1936 05b5cc645e4d2b4197774bba9
5b5cc645e4d2b4197774bba9- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer :
Explanation :
An Umbrella. Yes, when it is open it can't be fit under a chimney but when it is closed it can be fit down a chimney.
Q: What will be the ratio of simple interest earned by certain amount at the same rate of interestfor 4 years and 6 years ? 1935 05b5cc767e4d2b4197774fe15
5b5cc767e4d2b4197774fe15- 11:2false
- 22:1false
- 32:3true
- 43:2false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 3. "2:3"
Explanation :
Answer: C) 2:3 Explanation: Let p be the principle amount And R% be the rate of interest Then, required ratio =P×4×R100P×6×R100 ⇒4PR6PR= 2:3
Q: A began a business with Rs. 85000. He was joined afterwards by B with Rs. 42,500. For how much perod does B join, if the profits at the end of the year are divided in the ratio of 3:1 ? 1935 05b5cc767e4d2b4197774fe2c
5b5cc767e4d2b4197774fe2c- 18 monthstrue
- 26 monthsfalse
- 37 monthsfalse
- 49 monthsfalse
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 1. "8 months"
Explanation :
Answer: A) 8 months Explanation: Suppose B joined for x months. Given profit is divided in the ratio 3:1. Then, 85000×1242500×x=31 --> x = 8 months.
Q: What is the value of KL ? Statement A: K2= 4.Statement B: L = 0. 1934 05b5cc6d2e4d2b4197774e451
5b5cc6d2e4d2b4197774e451- 1Only A is sufficientfalse
- 2Only B is sufficienttrue
- 3Both (A) and (B) are sufficientfalse
- 4A) and (B) are sufficient D)false
- Show AnswerHide Answer
- Workspace
- SingleChoice
Answer : 2. "Only B is sufficient"
Explanation :
Answer: B) Only B is sufficient Explanation: From statement B, As the value of L = 0, the value of KL = 0. Hence only statement B is sufficient.

