The linear equation such that each point on its graph has an ordinate four times its abscissa is :
Joel purchased 40 notebooks at the rate of Rs.18 per notebook and 55 pencils at the rate of Rs. 8 per pencil. What is the total amount that he paid to the shopkeeper?
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If the numerator of a fraction is increased by 200% and the denominator is increased by 200% then resultant fraction is 14/5.What is the original fraction ?
A number of two digits has 3 for its unit's digit, and the sum of digits is 1/7 of the number itself, The number is
The ratio of two numbers is 4:7. If each of those numbers increased by 30, their ratio will become 5:8 . What is the average of these two numbers ?
Ravi has spent a quarter (1/4) of his life as a boy , one fifth (1/5) as a youth , one third (1/3) as a man and thirteen (13) years in old age . What is his present age ?
The number obtained by interchanging the two digits of a twodigit number is lesser than the original number by 54. If the sum of the twodigit number is 10, then what is the original number ?
The age of the father 5 years ago was 5 times the age of his son. At present the father's age is 3 times that of his son . What is the present age of the father ?
The sum of third , fourth and fifth part of a number exceeds half of the number by 34. Find the number?
The value of k for which kx + 3y  k + 3 = 0 and 12x + ky = k, have infinite solutions, is
If (x/4) + (y/3) = 10/24 and (x/2) + y = 1, then the value of x + y is
The sum of the two digits is 15 and the difference between them is 3. What is the product of the digits ?
Deepak has some hens and some goats. If the total number of animal heads is 90 and the total number of animal feet is 248, what is the total number of goats Deepak has ?
If 3x + 7y = 75 and 5x  5y = 25, what is the value of x + y ?
314 videos170 docs185 tests

314 videos170 docs185 tests
