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More Linear Equation in 2 Variable Questions

Q1. Average salary of five men & four women is Rs.12000. The average salary of seven men và eight women is Rs.14000. Salary of each man is same and also that of each woman is same. Find the total salary of one man và two women.

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Q2. If the equations 8x + 5y + 11 = 0 & 20x – ky – 9 = 0 have no solution, then what is the value of k?
Q3. If 2x+ 3y= 17;2x+2- 3y+1= 5then the values of x & y are:
Q4. Rami paid Rs. 19 after purchasing 2 pens and 3 pencils while he paid Rs. 37 when he purchased 5 pens and 4 pencils. Then prices of pen and pencil per unit were respectively:
Q5. For what value of phường will the following equations have only one solution?2x + 3y = -5 and2x + py = 2
Q6. If the system of equations 2x + 3y = 5, 4x + ky = 10 has infinitely many solutions then k =
Q7. If the system of equations 7x + ky = 27 và kx + 7y = 19 have quality solution, then which one of the following is correct ?
Q8. A man has some hens and cows. If the number of heads be 48 và the number of feet equals 140, then the number of hens will be:
Q9. The sum of two digits of a numberconsisting of two digits is 7. If 27 isadded khổng lồ the number, digits are reversed the number is
Q10. Jatin & Priya have Rs. 41 altogether. 1/4 of Jatin's money is 2 more than 1/7 of Priya's money. Priya has

More Algebra Questions

Q1. There were 120 students who went for summer camp. 20 students joind them after some time, Due to which the cost of consumption increased by Rs. 80 per day and the average cost of each students decrease by Rs. 5. Find the initial consumption of each student.
Q2. The difference of two numbers is 5 và the difference of their squares is 105. Find the average of these numbers.
Q3. The value of(frac3.57 imes 3.57 imes 3.57 - 1.23 imes 1.23 imes 1.233.57 imes 3.57 + 3.57 imes 1.23 + 1.23 imes 1.23)+ 2.56 will be:
Q4. (frac349 imes 349 - 151 imes 151198 = ?)
Q5. If b +( m frac1c) = 1 & a + ( m frac1b)= 1, then abc = ?
Q6. What is the unit digit in product of (4387)245× (621)72?
Q7. If x - y = 4 and xy = 3, then what is the value of x3 - y3?
Q8. If a + b - c = 0, then hat is the value of(frac(b-c)^24bcfrac(c-a)^24cafrac(a+b)^24ab?)
Q9. Simplify the following expression.(2a - b - 3c)(4a2 + b2 + 9c2 + 2ab + 6ac - 3bc)
Q10. If x2 + 4y2 + 3z2 +(frac194=2sqrt3(x+y+z)), then the value of (x - 4y + 3z) is:

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More Quantitative Aptitude Questions

Q1. If the incomes of Ram & Shyam are in the ratio of 3 ∶ 4 and their expenditures in the ratio of 4 ∶ 5,find the ratio of their savings, given that Shyam saves a third of his income.

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Q2. The average of 6 observations is 12. If the 7th observation is included, the average is reduced by 1. What will be the 7th observation?
Q3. A sells his goods 20% cheaper than B and 20% dearer than C. How much percentage is C‟s goods cheaper / dearer than B.
Q4. A and B can bởi vì a piece of work in 18 days; B & C can vày it in 24 days, A & C can bởi it in 36 days. In how many days B alone can finish the work?
Q5. The average weight of 5 men is increased by 2 kilogam when one of the men whose weight is 60 kg is replaced by a new man. The weight of the new man is
Q6. A’s salary is 20% lower than B’s salary, which is 15% lower than C’s salary. By how much percent is C’s salary more than A’s salary?
Q7. The price of sugar increases by 20% due to the festive season. By what percentage should a family reduce the consumption of sugar so that there is no change in the expenditure?
Q8. A Train travelling at a uniform tốc độ clears a platform 200 m long in 10 seconds & passes a telegraph post in 5 seconds. The tốc độ of the train is
Q9. A man travelled from a point A khổng lồ B at the rate of 25 Kmph và walked back at the rate of 4 Kmph. If the whole journey took 5 hrs 48 minutes, the distance between A và B is
Q10. A sells 2 TV sets at equal price, one at a loss of 15% and another at a profit of 15%. Find the loss/gain percentage in the overall transaction?
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