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.Management Sciences
Category: Simple Equations
The tens digit of a two-digit number is two more than its unit digit. The two-digit number is 7 times the sum of the digits. Find the units digits?
0
A. 1
B. 2
C. 3
D. 4
E. None of these
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the present average age of a couple and their daughter is 35 years. Fifteen years from now, the age of the mother will be equal to the sum of present ages of the father and the daughter. Find the present age of mother?
A. 43 years
B. 40 years
C. 48 years
D. 45 years
E. None of these
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Rs.1200 divided among P, Q and R. P gets half of the total amount received by Q and R. Q gets one-third of the total amount received by P and R. Find the amount received by R?
A. Rs.400
B. Rs.500
C. Rs.300
D. Rs.600
E. None of these
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The cost of 2 chairs and 3 tables is Rs.1300. The cost of 3 chairs and 2 tables is Rs.1200. The cost of each table is more than that of each chair by__________?
A. Rs.70
B. Rs.75
C. Rs.50
D. Rs.60
E. None of these
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The denominator of a fraction is 1 less than twice the numerator. If the numerator and denominator are both increased by 1, the fraction becomes 3/5. Find the fraction?
A. 2/3
B. 3/5
C. 4/7
D. 5/9
E. None of these
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A bag contains equal number of Rs.5, Rs.2 and Re.1 coins. If the total amount in the bag is Rs.1152, find the number of coins of each kind?
A. 432
B. 288
C. 144
D. 72
E. None of these
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