If a right circular cone of height 24 cm has a volume of 1232 cm3 ,then the total surface area of the cone is (use π=22/7) Optionsa) 704 cm2b) 806 cm2c) 904 cm2d) 608 cm2 Solution As per questionVolume of cone = Total curved surface area = πrl+πr2l2 = r2 + h2r = radiush = heightl […]
Who obtained 79% marks in all the subjects taken together? Optionsa) Rohitb) Sumitc) Mohitd) Tarun Solution As per questionTarun marks = 65 + 80 + 75 + 85 + 90 = 395Total marks = 500Tarun marks % = = 79 % Answer: d) Tarun
If 25% of x is 40 less than 30% of (x+60), then 35% of (x−40) is what percentage more than 120 ? Optionsa) %b) 20%c) %d) % Solution As per question25% of x = As per question: 25% of x is 40 less than 30% of (x+60), 30% of ( x+60) =10x = 4(3x – 220)10x = 12x –
A man bought two mobiles phones for Rs 50,000. He sold one of them at a profit of 15% and the other at a loss of 20%, If the selling price of each mobile is the same, what is the approximate cost price (to the nearest rupee) of the mobile that was sold at a
What is the value of D, if A : C = B : D in the given table? A B C D 25 40 30 ? Optionsa) 42b) 45c) 48d) 56 Solution As per questionA : C = B : D25D = 1200D = 48 Ans: 48
What is the value of D, if A : C = B : D in the given table? Read More »
A man lent out Rs 14,000 at 5% and Rs 19,000 at 6% simple interest per annum. His total income(in Rs) from the interest in 3 years is: Options a) 3,420b) 2,100c) 5,445d) 5.520 Solution As per questionP = 14000R = 5%T = 3 yearP = 19000R = 6%T = 3 yearS.I = S.I =
If X is 12.25% more than Y, then Y is approximately _______ less than X. Optionsa) 3%b) 10.9%c) 12%d) 15.6% Solution As per questionLet’s assume that y = 100If X is more than Y = 100 + = 112.25Y is less than X = 112.25 – 100 =12.25In Percentage Y = = 10.9% Answer :
If X is 12.25% more than Y, then Y is approximately _____ less than X. Read More »
R, रु 5, रु 2 और रु1 के सिक्को में P को रु 100 का भुगतान करता है। भुगतान के लिए उपयोग किए गए सिक्कों की संख्या 40 है। भुगतान में रु 5 मूल्य – वर्ग के सिक्को की संख्या कितनी है? Options a) 18b) 13c) 16d) 17 Solution प्रश्न के अनुसार R ,P को
A person bought a rectangular piece of land whose length and breadth are in the ratio 7 : 5 If the cost of fencing the land is Rs 2,880 at the rate of Rs 15/m, then what is the length of the land? Options a) 56 mb) 40 mc) 60 md) 84 m Solution As
नीचे दिया गया पाई चार्ट आदित्य द्वारा किए जाने वाले खर्च (प्रतिशत में) को दर्शाता है। आदित्य की मासिक आय रु 54,000 है। वह भोजन पर कितना (रु में ) खर्च करता है? Optionsa. 13,420b. 12,420c. 11,240d. 12,240 Solution प्रश्न के अनुसारआदित्य की मासिक आय = रु 54,000 भोजन पर खर्च = 23%भोजन पर खर्च