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Sum of 3x2+5x and 6x2+2x is
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0.5 hour = ____ seconds. (A) 60 (B) 3600 (C) 1800 (D) 2400
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Assertion (A) : Kuhu and Beena are two equally capable badminton players. Probability that Beena will beat Kuhu in 3 games out of 4 is 25%
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Assertion (A) : If the nominal rate of interest is 12.5% and the inflation is 2%, then the effective rate of interest is 10.5%
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₹ 2,50,000 cash is equivalent to a perpetuity of ₹ 7,500 payable at the end of each quarter. What is the rate of interest convertible quarterly?
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A book publisher sells a hard cover edition of a book for ₹ 72 and a paperback edition for ₹ 40.
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A boatman takes half as much time in rowing his boat for a certain distance downstream than upstream.
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In a 200-metre race, Anuj can beat Param by 5 metre or 3 seconds. How much time did Anuj take to complete the race?
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Mitul invested ₹ 3,50,000 in a fund. At the end of the year the value of the fund is ₹ 4,37,500.
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An investment of ₹ 10,000 becomes ₹ 60,000 in 4 years, then the CAGR (compound annual growth rate) is given by -
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Maths
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Haren
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281k
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class-12
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General solution of differential equation: ylogy dx − x dy = 0 is
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class-12
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In what ratio shall I add water to the liquid detergent costing ₹ 480 per litre to get resulting mixture worth ₹ 300 per litre?
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A grain whole-seller visits the granary market. While going around to make a good purchase, he takes a handful of rice from random sacks of rice
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class-12
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For predicting the straight-line trend in the sales of scooters (in thousands) on the basis of 6 consecutive years data
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281k
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class-12
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In a school, a random sample of 145 students is taken to check whether a student’s average calory intake is 1500 or not.
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class-12
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What is the least value of ‘x’ that satisfies x≡ 27(mod 4), when 27< x ≤ 36?
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class-12
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Let p > 0 and q < 0 and p, q ∈ z, then choose the correct inequality from the given below options to complete the statement: (p - q)__(p + q)
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class-12
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A machine makes car wheels and in a random sample of 26 wheels, the test statistic is found to be 3.07. As per the t-distribution test (of 5% level of significance)
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class-12
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For the purpose of t-test of significance, a random sample of size (n) 34 is drawn from a normal population, then the degree of freedom (v) is
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281k
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class-12
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A person can row a boat along the stream of the river at 10 km/h and against the stream in 6 km/h. What is the speed of the stream flow?
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Maths
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Haren
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281k
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class-12
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