If 0.2(2x−1)−0.5(3x−1) = 0.4, what is the value of x?
1 Crore+ students have signed up on EduRev. Have you? Download the App 
In each of these figures the solution of an equation is given in brackets. Which of them is correct?
Sunil wrote an equation as m/5 = 4. Ravi wrote a statement for Sunil's equation. Which of these is the statement of Ravi if he has written correctly?
In which of the following cases does an equality NOT hold?
Which of the following is a solution of equation :
Which of the following equations can be constructed with x = 2?
7 subtracted from 5/2 of a number results in 23. What is the number?
In a coconut grove, (x+2) trees yield 60 coconuts per year, x trees yield 120 coconuts per year and (x−2) trees yield 180 coconuts per year. If the average yield per year per tree is 100, find x.
4 is added to a number and the sum is multiplied by 5. If 20 is subtracted from the product and the difference is divided by 8, the result is equal to 10. Find the number.
One number is 3 less than the two times of the other; if their sum is increased by 7 the result is 37. Find the numbers.
1/2 is subtracted from a number and the difference is multiplied by 4. If 25 is added to the product and the sum is divided by 3, the result is equal to 10. Find the number.
The present age of A is twice that of B. 30 years from now, age of A will be 1^{1/2} times that of B. Find the present ages (in years) of A and B respectively.
A person travelled 5/8^{ th} of the distance by train, 1/4^{ th} by bus and the remaining 15 km by boat. Find the total distance travelled by him.
The total cost of three prizes is Rs.2550. If the value of second prize is 3/4 ^{th }of the first and the value of 3rd prize is 1/2of the second prize, find the value of first prize.
Which of the following is an algebraic expression for the statement "The sum of 3x and 11 is 32."?
Choose the statement that best describes the equation 1/4 m = 10.
Vinay's father is 44 years old. If he is 5 years older than thrice Vinay's age, which of these equations gives, the age of Vinay's father?
Which of the following statements is false?
76 videos345 docs39 tests

76 videos345 docs39 tests
