Do 9/24 and 15/40 form a proportion?

Please give details Explaination

In: Math

The ratio of the prices of two houses was 16 : 23. Two years later when the price of the first has increased by 10% and that of the second by ` 477, the ratio of the prices becomes 11 : 20. Find the original prices of the two houses.

In: Math

The monthly incomes of two persons are in the ratio 4 : 5 and their monthly expenditures are in the ratio 7 : 9. If each saves 50 per month, find their monthly incomes.

In: Math

Three numbers are in the ratio of 3:5:7. If their sum is 840, what are the 3 numbers?

In: Math

How do you determine if the vertex of y=x²-2x-8

is a maximum or a minimum?

In: Math

How many years will it take for $136,000 to grow to be $468,000 if it is invested in an account with an

annual interest rate of 8%?

In: Math

How much interest would you pay if you borrow AED 16800 at 4.09 % per annum compounded quarterly for 2 years?

In: Math

Determine the probability that exactly 3 of these cards are Aces.

Determine the probability that all five of these cards are Spades.

Determine the probability that exactly 3 of these cards are face cards.

Determine the probability of selecting exactly 2 Aces and exactly 2 Kings

Determine the probability of selecting exactly 1 Jack

In: Math

Find the algebraic form of the following complex number \( (1+i\sqrt{3}) ^{2000} \)

In: Math