Advertisements
Advertisements
प्रश्न
Are the following statements true?
40 persons : 200 persons = ₹ 15 : ₹ 75
पर्याय
True
False
उत्तर
This statement is True.
Explanation:
40 persons : 200 persons = ₹ 15 : ₹ 75
`40/200 = 1/5, 15/75 = 1/5`
APPEARS IN
संबंधित प्रश्न
If q is the mean proportional between p and r, show that: pqr(p + q + r)3 = (pq + qr + rp)3.
If a, b and c are in continued proportion, prove that `(a^2 + b^2 + c^2)/(a + b + c)^2 = (a - b + c)/(a + b + c)`
Check whether the following numbers are in continued proportion.
3, 5, 8
If ( a+c) : b = 5 : 1 and (bc + cd) : bd = 5 : 1, then prove that a : b = c : d
Find the value of x in the following proportions : 3 : x = 24 : 2
An electric pole casts a shadow of length 20 m at a time when a tree 6 m high casts a shadow of length 8 m. Find the height of the pole.
The weight of 65 books is 13 kg.
(i) What is the weight of 80 such books?
(ii) How many such books weigh 6.4 kg?
Find the missing number in the box in the proportions:
`8/square = 3.2/4`
Write True (T) or False (F) against the following statement:
21 : 6 : : 35 : 10
Determine if the following ratios form a proportion. Also, write the middle terms and extreme terms where the ratios form a proportion.
2 kg : 80 kg and 25 g : 625 g
