Advertisements
Advertisements
प्रश्न
Find the third proportional to ₹1.60, ₹0.40
Advertisements
उत्तर
Let the required third proportional be x
∴ ₹1.60, ₹0.40, ₹x are in continued proportion.
⇒ 1.60 × x = 0.40 × 0.40
⇒ x = `(0.40xx0.40)/1.60`
⇒ x = 0.1
∴ Required proportional = 0.1
APPEARS IN
संबंधित प्रश्न
Find the sub-triplicate ratio of the following :
125a3 : 343b6
Find the reciprocal ratio of e following :
a3b2 : a2b3
The weekly expenses of a boy have increased from ₹ 1,500 to ₹ 2,250. Find the ratio of:
(i) increase in expenses to original expenses.
(ii) original expenses to increased expenses.
(iii) increased expenses to increase in expenses.
If `a/b = c/d = e/f`, Prove that each of these ratios is equal to `(a + c + e)/(b + d + f)`.
If x and y be unequal and x: y is the duplicate ratio of (x + z) and (y + z) prove that z is mean proportional between x and y.
Divide 64 cm long string into two parts in the ratio 5 : 3.
Find the following ratio in the simplest form:
84 paise to Rs 3
From the given pairs, find which ratio is larger:
(3 : 4) or (9 : 16)
If a : b = 3 : 5, find (3a + 5b): (7a – 2b).
27 cm2 : 57 cm2 = 18 cm : 38 cm
