Solve the following equations for x. 6x-27+3x=4+9-x.
If 7x+2y=10 and
find x and y.
Find the respective
values of x,y and z satisfying the following equations.
Vijay has an amount Rs.190
in denomination of Rs.2 and Rs.5 coins. He has 10 more Rs.5 coins than Rs.2
coins. Find the number of Rs.2 coins he has.
There are some
rabbits and peacocks in a zoo. The total number of their head is 60 and total
number of their legs is 192. Find the number of rabbits.
The sum of the ages
of A and B is four-thirds the age of C. The age of B is two thirds the age of
C. If the sun of the ages of the three persons is 35 years, find the age of B.
(a) 20 years
(b) 10 years,
(c) 18 years,
(d) 15 years,
Rs 1200 is divided
among P,Q And R 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) None of these
“I am seven times as
old as you were when I was as old as you are”. Said a man to his son. Find
their present ages (in years) if the sum of their ages is 110 years.
(a) 70, 40
(b) 80, 30
(c) 75, 45,
(d) 65, 45
The Sum of the digit
of a two–digit number is 17. The ten’s digit of the number is 1 more than the
unit’ digit. Find the two-digit number.
The sum of the digits
of a two-digit number is 4 more than the excess of the units digit over the
ten’s digit. If the product of the digits is 16, find the number.
(d) Either (a) or