Advertisements
Advertisements
प्रश्न
Are the following numbers in proportion 12, 15, 18 and 20?
Advertisements
उत्तर
12, 15, 18 and 20 are in proportion
if 12 : 15 = 18 : 20
if 12 x 20 = 15 x 18 .........`{"a"/"b"="c"/"d"⇒"ad"="bc"}`
if 240 = 270
which is not true.
12, 15, 18 and 20 are not in proportion.
APPEARS IN
संबंधित प्रश्न
A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in all?
Convert the following percentage to fractions and ratio:
25%
If p : q = 2 : 5 , q : r = 4 : 3, then find p : r
A plot of land, 600 sq m in area, is divided between two persons such that the first person gets three-fifth of what the second gets. Find the share of each.
Find the compounded ratio of: 4 : 5, 5 : 7 and 9 : 11
Find the duplicate ratio of `sqrt(5) : 7`
Divide Rs 1400 among A. B and C in the ratio 2 : 3 : 5.
Choose the correct answer from the given options :
When the number 210 is increased in the ratio 5 : 7, the new number is
Present age of father is 42 years and that of his son is 14 years. Find the ratio of age of father after 10 years to the age of son after 10 years.
Fill in the following blanks:
`15/18 = square/6 = 10/square = square/30`
[Are these equivalent ratios?]
