Equation and Inequality

If 5/8 = 3/x and y = 1/5, what is the value of (x + 6y)?-6
In the equation: 31(m - n) - 32(m - n) + (m - n) =?-0
If 5(3x - 7) = 20, then what is the value of (3x - 8)?-3
If 3x - 4y > 2x + 3y, then which of the following must be true?-x > y
8 is added to x. The sum is multiplied by 3. The product is devided by 2. Then 7 is subtracted from the quotient. The remainder is 50. Therefore x is---30
If 3/p = 6 and 3/q = 15 then p - q =?-3/10
If 6 - 4x ≤ 14 then ---x ≥ -2
If x = ya, y = zb and z = xc then the value of abc is---1
A ferry can carry 20 buses or 32 cars. If there are 15 buses on the ferry. How many cars can be loaded into it?-8
If x + 2y ≤ 3, x > 0 and y > 0, then one of the solutions is---x = 1, y = 1
If point P is on line AB, which of the following is always true?-AB > AP
If x + 2y = 2x + y, then x - y equal to---0
If (x2 - 8x + 22) = 6, which of the following must be false?-x > 0
If x + y > 4 and x > 3, then y > 1 is true.-always
If x = 1, then -(x4 + x3 + x2 + x) =--4
If (x - 1)2 = 400, which of the following could be the value of x - 5?--24
If the result obtained by multiplying a number x by a number 1 less itself is 4 less than multiplying x by itself, then x =?-4
If 3x/(1 + x) = 1, then x =?-1
If x/y = -1 and xy = -1, then x - y =?-2
(2uv)2 + (u2 - v2)2 =?-(u2 + v2)2
If -1 < x ≤ 1 and x is an integer, then value of x is---0 and 1
If Tk./$ = 68 and Tk./£ = 102, then cross rate of £/$ is equal to:-2/3
A 40 meters long rope is divided into two parts and the one part is 18 meters more than the other one. What is the smaller part?-11 meters
If -3t + 8 > t - 6, then---t < 7/2
If x ≥ 10 and y ≤ 7, which of the following must be true?-x - y ≤ 3
If 2x - y = 4 then 6x - 3y =?-12
If 2n = 128 and y = 5, then 2n - 1 × 5n - 2y - 1 =?-100000
If 3 subtracted from a number, the result is 6 more than twice the number. The number is----9
Which of the following describes all values of x for which 1 - x2 ≥ 0?-0 ≤ x ≤ 1
If (x2 - 4x + 9) = 6, which of the following must be false?-x > 3
If y = 5x2 - 2x and x = 3, then y =?-39
If p = 3/5, q = 7/9 and r = 5/7, then-p < r < q
What is the value of x if 4/x + 3/5 = 10/x?-10
If x + y = 1 and x - y = 5, then what x is equal to?-5
If x + 2y = 4, and x/y = 2 then determine the value of x and y.-2, 1
If x = 2y = 3z = 36 then the arithmetic mean of x, y and z is:-22
If 2x - 4 < 4, then---x < 4
If the operation ^ is defined by the equation x ^ y = 2x + y, what is the value of a in 2 ^ a = a ^ 3?-1
If p and q are integers such that p < 0 < q, which of the following must be true? I. 2p < 2q II. p2 < q2 III. p + q = 0-I only
2/(a - b) - 5/(b - a) =?--7/(b - a)
If b < 2 and 2x - 3b = 0, which of the following must be true?-x < 3
If 0.04 ×0.4 × a = 0.4 × 0.04 ×b, then the value of a/b is:-0.016
If 2x + 2y = 7z, then what is the average of x, y and z?-1.5z
If (X + Y) = 9 and X/Y = 2, then X is equal to:-6
If a + b = √5 and a - b = √3, then a2 + b2 =?-4
Rahim, Karim and James paid a total of Tk. 45 for their dinner at a restaurant. If Rahim paid of the total amount, Karim paid Tk.17 and James paid the rest then what fraction of the total amount did james pay?-2
If x = 12 which of the following has the least value?-2 - x
If 2x = 2y = 4-z then 1/x + 1/y + 1/z is equal to:-0
if y/x = 1/3 and x + 2y = 10, then x is--/যদি y/x = 1/3 এবং x + 2y = 10 হয় তাহলে x = ?-6
If 1/3 + 1/2 + 1/x = 4, then x =?-6/19
What will be the result if (4x + 20)/4 is subtracted from (x + 10)?-5
If a = 2/7, b = 1/3, x = 1/8, the value of y = a - 3b + 16x is---9/7
If two non-zero positive integers p and q are such that p = 4q and p < 8, then q =?-1
Babu's income is Tk.1000 more than that of Selim. Their total salary is Tk.x. What is Selim's salary?-x/2 - 500
The total cost of a bouquet of roses at a flower shop depends on the number of roses ordered. The vase cost $5, and each rose cost $2.25. Which equation can be used to find 'c', the total cost of a bouquet with 'r' roses?-c = 5 + 2.25r
If x/bc = y/ca = z/ab, then x + y + z =?-0
Last season, Ellen and Janet together won 32 tennis matches. Ellen won 6 more matches than Janet. How many matches did Ellen win?-19
The reciprocal of p/n is n/p and vice versa. Which of the following is the reciprocal of 3/√12?-2/√3
If x + y = a and x - y = b, then 2xy =-(a2 - b2)/2
If 1/x > 1/y, then which of the following must be true?-y > x
If 6x - 14 < 8x + 2 which of the following must be true?-x > -8
In the expression of (x - y)3, the coefficient of y2 is:-3
Which of the following inequalities is true?-0.12 < 1/8 < 0.13
If the average of two numbers is M and the larger number is L, what is the other number?-2M - L
Karim's school is 10 kms from his home. From there he travels 4 kms to get his friend's house and then travels 3 kms to get to the cricket ground. If he is then x miles from home, what is the range of possible values of x?-3 ≤ x ≤ 17
If (3x + 2y) = 8 and (2x - y) = 3 find the value of 'x'.-2
If C/5 = R/4 = (F - 32)/9, then what will be the value of C and R if F = 140?-C = 60, R = 48
If u > t, r > q, s > t, t > r which of the followings must be true I. u > s II. s > q III. u > r-II and III only
A certain sum of money consists of 30 coins, some of which are 10 paisa coins and the rest are 5 paisa coins. If the total value of the coins is Tk.2, what is the number of 10 paisa coins?-10
If a and b are positive integers and (a - b)/3.5 = 4/7, then---b < a
Barkat/Murad bought equal numbers of 20-paisa and 30-paisa stamps. If the total cost of the stamps was Tk.10.00, what was the total number of stamps bought?-40
Tapo earns Tk.5.00 for every hour he works. Last week he worked for x hours. He purchased y kg of rice. Price of per kg rice is Tk.12.00. He saved the remaining amount. Which expression below ahows his savings?-Tk.(5x - 12.00y)
If 3/x = 2 and y/4 = 3, then (3 + y)/(x + 4) =?-30/11
By how much is the value of {-10 - (-7)} greater than the value of {-10 + (-7)}?-14
What is the value of t2 + 2t + 1t + 1 × n2 + nn3 + 2n2 + n =?-(t + 1)/(n + 1)
If 13 = 13w/(1 - w), then (2w)2 =-2
If x = 4, then (x2 + x1/2) =?-18
In a cricket team scores X runs on average over N games and then scores Y runs in the next game, then the average score for the team over the (N + 1) games is----(NX + Y)/(N + 1)
A dealer had 24 mobile phones. He sold some of them at a profit of Tk.950 each and he sold the rest at a loss of Tk.500 each. If his total profit was Tk.9750, how many phones did he sell at a loss?-9
Five times a number less 3 is 32. What is twice the number?-7
If 3 - 2x ≤ 7, then---x ≥ -2
If x + y > 5 and x _ y > 3, then which of the following gives all & only possible values of x?-x > 4
If 0 < a2 < b, which of the following statements is/are always true? i. a < b/a ii. a4 < a2b iii. a2/b < 1-ii and iii
If x2 + 4x + 13 = 1 + x2, then find out the value of x2?-9
If y = (3x - 6)/x, then for what values of x, y will be positive?-x > 2 or x < 0
The average cost of 5 apples and 4 mangoes is 36 taka. The average cost of 7 apples and 8 mangoes is 48 taka. Find the total cost of 24 apples and 24 mangoes.-2088