Q. The square root of (2722-1282) is -
1) 144
2) 200
3) 240
4) 256
Q. Mohan obtained 76, 65, 82, 67, and 85 marks (out of 100 ) in English, Mathematics, Physics, Chemistry, and Biology respectively. What are his average marks?
1) 65
2) 69
3) 72
4) None of these
Q. The H.C.F. of 1.75, 5.6 and 7 is -
1) 0.07
2) 0.7
3) 3.5
4) 0.35
Q. 337.62 + 8.591 + 3.4 = ?
1) 370.611
2) 380.511
3) 380.611
4) 426.97
Q. If the ratio of corresponding sides of two similar triangles is √3: √2, then what is the ratio of the area of the two triangles?
1) 3:2
2) 9:4
3) √3: √2
4) 27:8
Q. In a 100 meter race, A beats B by 29 meter and B beats C by 20 meter. By how much distance does A beat C -
1) 64 meter
2) 24 meter
3) 25 meter
4) 36 meter
Q. If one man or two women or four boys or five girls can finish a work in 39 days, then how many days will one man, one woman, one boy and one girl together take to finish the same work?
1) 40
2) 10
3) 30
4) 20
Q. In triangle PQR, right angled at Q, if cot P = √3, then the value of sin P is -
1) 1
2) 1/√3
3) √3/2
4) 1/2
Q. The difference of two numbers is 1564. After dividing the larger number by the smaller, we get 6 as quotient and 19 as remainder.What is the smaller number?
1) 456
2) 287
3) 623
4) 309
Q. If a + b + c = 6, a2 + b2 + c2 =14 and ab + bc + ca =11, then what is the value of a3 + b3 + c 3 - 3abc?
1) 31
2) 12
3) 18
4) 42
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