Advertisements
Advertisements
प्रश्न
A number decreased by 30 is the same as 14 decreased by 3 times the number; Find the number.
Advertisements
उत्तर
Let the required number = x
The number decreased by 30 = x – 30
14 decreased by 3 times the number = 14 – 3x
According to the statement:
x – 30 = 14 – 3x
⇒ x + 3x = 14 + 30
⇒ 4x = 44
x = 11
Required number = 11
APPEARS IN
संबंधित प्रश्न
Fifteen less than 4 times a number is 9. Find the number.
Five less than 3 times a number is -20. Find the number.
A’s salary is same as 4 times B’s salary. If together they earn Rs.3,750 a month, find the salary of each.
Separate 178 into two parts so that the first part is 8 less than twice the second part.
A man’s age is three times that of his son, and in twelve years he will be twice as old as his son would be. What are their present ages.
Solve:
`1/10 - 7/x = 35`
Solve: `(3"x" - 2)/3 + (2"x" + 3)/2 = "x" + 7/6`
Solve: `("6x" + 1)/2 + 1 = ("7x" - 3)/3`
Solve the following inequation
6x – 7 ≥ 35, where x is an integer
The cost of one pen is ₹ 8 and it is available in a sealed pack of 10 pens. If Swetha has only ₹ 500, how many packs of pens can she buy at the maximum?
