Advertisements
Advertisements
प्रश्न
When `2 1/2`, is added to a number and the sum is multiplied by `4 1/2`, and then 3 is added to the product and then the sum is divided by `1 1/5`. the quotient becomes 25. What is that number?
पर्याय
`2 1/2`
`3 1/2`
`4 1/2`
`5 1/2`
Advertisements
उत्तर
`3 1/2`
Explanation:
Let number be x. Then, ATQ
`⇒([(2 1/2+"x")xx4 1/2]+3)/(1 1/5)=25`
`⇒[(5/2+"x")9/2]+3=25xx6/5`
`⇒(45/4+(9"x")/2)+3=30`
`⇒(45+18"x")/4=27`
⇒ 18x = 108 − 45
⇒ 18x = 63
`∴"x"=3 1/2`
APPEARS IN
संबंधित प्रश्न
If `(9/7)3 x (49/81)2x-6 =(7/9)9`, then the value of x is:
What is the value of (x) in the following equation?
x0.4 , 16 = 32 , x2.6
Solve the following question and mark the best possible option.
If 0 < b < a, then find the minimum value of `a + 1/((a - b)b)`.
A box contains ₹ 56 in the form of coins of one rupee, 50 paise, and 25 paise. The number of 50 paisa coins is double the number of 25 paisa coins and four times the number of one rupee coins. The number of 50 paisa coin in the box is
Find the value of `root(3)(2744)` ÷ 7
Simplify: `((3 + 3/2 ÷ 6 1/2 xx 1/3) "of" 4 1/3)/(- 8/3 ÷ 2)`
What is the simplified value of
`(8.5 - 2 1/2) "of" 16.5 - [27.4 - {10 1/4 "of" 2.5 - (1 1/2 - 1 1/5)}]` = ?
Simplify the following expression
`(45 ÷ 3 xx 2/3 + 1 1/3 "of" 6 3/8 - 4 1/8)/(1/2[(2 1/4 + 1 1/2) ÷ (1/15 + 1/3 - 9/10)])`
The values of 2 × 3 ÷ 2 of 3 × 2 ÷ (4 + 4 × 4 ÷ 4 of 4 − 4 ÷ 4 × 4) is:
The value of `7 1/2 xx (3 1/5 ÷ 4 1/2 "of" 5 1/3) ÷ [11 - (5/8 + 3 - 1 1/4)] ÷ 5 3/4 - 5 ÷ 5 xx 5 "of" 5 ÷ 25` is:
