Advertisements
Advertisements
प्रश्न
An alloy consists of `27(1)/(2)` kg of copper and `2(3)/(4)` kg of tin. Find the ratio by weight of tin to the alloy.
Advertisements
उत्तर
Copper = `27(1)/(2) "kg" = (55)/(2)"kg"`,
Tin = `2(3)/(4)"kg" = (11)/(4)"kg"`
Total alloy
= `(55)/(2) + (11)/(4)`
= `(110 + 11)/(4)`
= `(121)/(4)"kg"`
Now Ratio between tin and alloy
= `(11)/(4)"kg" : (121)/(4)"kg"`
= 11 : 121
= 1 : 11
APPEARS IN
संबंधित प्रश्न
Find the ratio compounded of the duplicate ratio of 5 : 6, the reciprocal ratio of 25 : 42 and the sub-duplicate ratio of 36 : 49.
Find: The triplicate ratio of 3: 7
Find the third proportional of 27 and 9
The ratio of the length and the width of a school ground is 5 : 2. Find the length, if the width is 40 metres.
If a : b = 3 : 11, find (15a – 3b) : (9a + 5b). a
If (3x + 1) : (5x + 3) is the triplicate ratio of 3 : 4, find the value of x.
Akilan walks 10 km in an hour while Selvi walks 6 km in an hour. Find the simplest ratio of the distance covered by Akilan to that of Selvi.
The marked price of a table is Rs. 625 and its sale price is Rs. 500. What is the ratio of the sale price to the marked price?
Length and breadth of the floor of a room are 5 m and 3 m, respectively. forty tiles, each with area `1/16` m2 are used to cover the floor partially. Find the ratio of the tiled and the non tiled portion of the floor.
Which of the following correctly represents the ratio of 15 to 20?
