Mini Mock Set – 60 | Maths & Reasoning

Q1.Three types of coffee brands A, B and C costs RS. 85/kg, 100/kg and50/kg respectively. How many kg of each should be blended to produce 100 kg Of mixture worth Rs.80/kg, given that the quantities of B and C are equal?
a) 50, 25, 25 b) 40, 30, 30 c) 30, 30, 40 d) 25, 5, 70 e) None of these

Q2.Present ages of Shalini and Payal are in the ratio of 5:7 respectively. Present age of Rohit is 25% more than the age of Payal six years ago. Present age of Rohit and Raghav are in the ratio of 9:11 respectively. Find the present age of Rohit if the present average age of Shalini, Rohit, Payal and Raghav is one more than the present age of Payal.
a) 27 years b) 36 years c) 45 years d) 54 years e) None of these

Q3.A shopkeeper wants to earn 15% profit on the sale of all 4 pieces of mobile cover, so he marked the covers 25% up on cost price and offers a discount of 8%. But by mistakes the marked-up percent and discount per cent are interchanged. After selling 3 articles the shopkeeper realised the mistake and to gain the same amount as he thought earlier, he now changed the marked-up percent on fourth piece and did not offer any discount. Find the new marked percent on last piece of mobile?
a) 107% b) 104% c) 117% d) 115% e) None of these

Q3.If 4 persons A, B, C and D works together, then how much time will they take to complete the work?
I) A and B are good friends and they waste some time in talking, so it they work together, then their combine efficiency decreases by 20%. Only A and C together can complete the work in 13 hours 20 minutes while only B and D together can complete the work in 8 hours 20 minutes.
Il) Only A and D together can complete the work in 9(11/21) hours whereas only B and C together can complete the work in 11(1/9) hours.
Ill) Efficiency of B is 60% more than the efficiency of A and efficiencies of C and D are 100% more than the efficiencies of A and B respectively.

a) The data in statement Il alone is sufficient to answer the question, while the data in neither statement I nor Ill alone are sufficient to answer the question
b) The data in either statement I or in statement Ill alone is sufficient to answer the question, while the data in statement Il alone is not sufficient to answer the question
c) The data in only statement Ill alone or in statements I and Il together are sufficient to answer the question.
d) The data in all the statements l, Il and Ill together are not sufficient to answer the question

e) If the data in all the Statements l, Il and Ill together are necessary to answer the question

Q4.

i)If marked up amount of item A is Rs. 3000 and ratio of marked up price of item A and C is 120: 23, then marked up amount of item C is approximately what per cent of amount of discount offered on item A.
a) 34.44% b) 16.67% c) 8.88% d) 26.33% e) 46.67%

ii)Total amount of discount offered on item B is Rs 900. If the shopkeeper interchanges the marked up per cent and discount per cent offered on item B, then what is the difference between original selling price and new selling price of item B?
a) Rs 960 b) Rs 1260 c) Rs 1340 d) Rs 1560 e) None of these