Question
The colour of light that travels through glass with
minimum speed isSolution
The correct answer is A
- The mean proportional of 6 and 24 is _____.
The average height of three boys is 170 cm. If their heights are in the ratio 6:4:7, what is the height of the tallest boy?
P and Q together have Rs 2,420. If 8/15 of P’s amount is equal to 4/5 of Q’s amount, how much amount does Q have?
The monthly incomes of Vishal and Rahul are in the ratio 7:6. Their combined monthly income is Rs. 6500. Rahul's monthly savings are Rs. 1200, and Visha...
What is the fourth proportional to 10¹⁵, 2⁶ and 5⁶?
- If A: B = 4: 5 and B: C = 3: 7, then what is the value of (3A + 8C)/(6B - 2C)?
A, B, and C made certain investments and the ratio of their time periods is 3: 2: 7 respectively. The ratio of A, B, and C profits is 4: 3: 14 respectiv...
Abdul allocates 90% of his income among his wife, son, and daughter in the ratio of 5:2:1, while saving the remaining amount, which totals Rs. 4,000. Fr...
- If ‘A’, ‘B’ and ‘C’ are in proportion in the given order while ‘A’ = 18 and ‘B’ = 54, then find the value of ‘C’.
A boy is supposed to distribute Rs.2400 among his three friends P, Q and R in the ratio of 4:3:5 respectively, but mistakenly he distributed in the rati...
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