Advertisements
Advertisements
प्रश्न
For what value of x is the perimeter of shape 77 cm?
Advertisements
उत्तर
Given, perimeter of shape = 77 cm
∴ Sum of all sides of the shape = 77
⇒ (x + 1) + (x + 1) + (x + 2) + (2x + 1) + (2x + 2) = 77
⇒ 7x + 7 = 77
⇒ 7x = 77 – 7
⇒ 7x = 70
⇒ x = `70/7` = 10
Hence, the value of x is 10 cm.
APPEARS IN
संबंधित प्रश्न
The sum of three consecutive multiples of 8 is 888. Find the multiples.
A rational number is such that when you multiply it by `5/2`and add `2/3` to the product, you get `-7/12`. What is the number?
Sum of two numbers is 74. One of the numbers is 10 more than the other. What are the numbers?
Arpita’s present age is thrice of Shilpa. If Shilpa’s age three years ago was x. Then Arpita’s present age is ______.
After 18 years, Swarnim will be 4 times as old as he is now. His present age is ______.
The number of boys and girls in a class are in the ratio 5 : 4. If the number of boys is 9 more than the number of girls, then number of boys is 9.
If the sum of two consecutive numbers is 93 and one of them is x, then the other number is 93 – x.
Anima left one-half of her property to her daughter, one-third to her son and donated the rest to an educational institute. If the donation was worth Rs. 1,00,000, how much money did Anima have?
The sum of four consecutive integers is 266. What are the integers?
Madhulika thought of a number, doubled it and added 20 to it. On dividing the resulting number by 25, she gets 4. What is the number?
