The algebraic expression for the statement : product of x and a subtracted from the product of b and y.
ax - by
x + a - by
by - ax
xa - b - y
Ages of two friends are in the ratio 2 : 1.If the sum of their ages is 51 then their ages are.
34 years , 20 years
34 years,17 years
20 years, 10 years
30 years, 15 years
The equation for the statement :'half of a number added to 10 is 15'
x/2 + 10 + 5
x/2 + 10 = 15
x/2 + 15 = 10
x/2 = 10 + 15
Number of variables in a simple linear equation is
Two
One
Zero
None of these
In 2/3 P - 2 1/2 = 3 1/2, the value of P is
- 9
+ 6
+ 9
0
In the given figure magnitude of angles shown are
40o, 135o
45o,130o
45o ,135o
180o
If a = b then a x =
b + x
b x
b - x
b ÷ x
Ramu's father is thrice as old as Ramu.If father's age is 45 years then Ramu's age is
45 years
30 years
15 years
10 years
Value of x in x/4 + 1/2 = 4
+ 28
- 28
+ 14
- 14
Half of a number is added to 18 then the sum is 46, the number is
92
56
65
