1/5 of the total of an article is sold at a profit of 22%. ½ of the total of an article at a profit of 37% and remaining at a loss of 11%. Find the cost price of the articles if the total profit is Rs. 1225. (a) Rs. 5966 (b) Rs. 6250 (c) Rs. 5231 (d) Rs. 6132 Sol: Assume total ...

In how many months will Rs.32500 will become Rs.36517 at compound interest at 24% per annum compounded quarterly? (a)          18 (b)          12 ...

For the given data 67, 50, 34, 24, 78, 43. What is the median? (a) 45.5 (b) 46.5 (c) 47.5 (d) 50.5 Sol: Arranging in ascending order, we get: 24, 34, 43, 50, 67, 78 Here, n (no.of observations) = 6 (even) Using the median formula, Median = (3rd obs. + 4th obs.)/2 = ...

If the difference between CI and SI on a certain sum for three y ears is Rs 9507.176 at 7% per annum. Find the principal (in Rs.) (a) 416000 (b) 632000 (c) 630026 (d) 712006 Sol:

If sinθ =  √3 cosθ, 0° < θ < 90°, the then value of (2sin²θ + sec²θ + sinθ secθ + cosecθ) is: Sol:

In ∆ABC, AD ⊥ BC, if BD = x units, then x is: Sol: a² + x² - 2ax + h² = b² …(ii) from subtracting (i) from (ii) a² – 2ax = b² – c²

If (4x + 3y + 9) (3x + 7y – 8) is equal to ax² + by² + cxy + dx + ey – f, Find the value of  a+b+c/d-e÷f a) -8.43 b) -9.84 c) -3.64 d) -2.67  Sol: (4x + 3y + 9) (3x + 7y – 8) = 21y² + 12x² + 37xy – 5x + 39y – 72 = equation. a = 12 b = 21 c = 37 d = -5 ...

If 24√3x3+2√2y3=(2√3x+√2y)(Ax2+Bxy+cy2)  then (2A+√6B-C) is equal to? a)            10 b)            14 c)            6 ...

Study the pie chart and answer the follows questions. Break-up (degree-wise) of the number of students in five students in five school (A,B,C,D and E) in a city total number of students =5800 The number of students in school C is what percentage more than the number of students in school ...

The figure shows square U & square V inside square QRST. The area of square U is 49 cm². i f the area of square V is 169 cm². find perimeter of shaded part. a)            40 ...

What is the HCF of 4/5, 5/6, 6/19? a)  1/380 b)  2/570 c)  1/570 d) None of these Sol:

The probability that a man will live 10 more years is ¼ and the probability that his wife will l ive 10 more years is 1/3. The probability that neither of them will be alive in 10 years is? a) 5/12 b) 1/2 c)  7/12 d) 11/12 Sol: