Algebra

If A is an integer, which of the following can’t be inferred from the statement below?

a² + 3ab = 145. If a = 5, then what is the value of b²?

Find the x intercept of this equation: 2x + 3y = 12 

If for integer x, 5 < x < 10 and y = x + 5, what is the greatest possible value of x + y?

(x - 1/x) = 5 হলে, (x + 1/x)² এর মান কত?

If (1/y) = (8/3), then {1/(1+y)}² = ?

If 2x - y = 10 and x/y = 3, then x = ? 

What value of x satisfies the equation x - 1 = 1 - x.

If a/b = 4/5 and b/c = 15/16, Then (c² - a²)/(c² + a²) is-

When a positive integer m is divided by another positive integer n, the remainder obtained is 8. If m/n = 89.32, what is the value of n?

If x is a natural number and S = {x² ≥ 64 and x³ < 1000} the S = ?

What is the greatest number that divides 84, 144 or 18 without any remainder?

If x≥ 8 and y ≤ 3, then which of the following must be true?

A Company employs 15 persons, each working 44 hours a week. If 4 persons are absent, how many hours a week would the rest of the persons have to work to make up the time lost?

x + y = 5, x + 4y = 4 what is the Value 4x² + 20xy + 16y²?

In a room of 36 people, 20 players play chess while 28 players play poker. How many players play both?

The expression (11.98 × 11.98 + 11.98 × Q + 0.02 × 0.02) will be a perfect square for Q = 

If x² + 9/x² = 31, what is the value of x - 3/x?

If x/z is 1 more than y/z, then y = ?

If a number is decreased by 4 and divided by 6, the result is 8. What would be the result if 2 is subtracted from the number and then it is divided by 5?