List of Mathematical Series Questions for Practice
Allowing 20 % and 15 % successive discounts, the selling price of an article becomes ₹ 3,060; then the marked price will be:
(A) ₹ 4,500
(B) ₹ 4,000
(C) ₹ 4,400
(D) ₹ 5,000
Correct Answer : A
A dealer marks his goods at such a price that after allowing a discount of 12.5% for cash payment, he makes a profit of 20%. What is the marked price (in rupees) of the article which costs him Rs. 210?
(A) 285
(B) 388
(C) 385
(D) 288
Correct Answer : D
Two numbers are such that their difference, their sum and their product is in the ratio of 1: 7: 24. The product of numbers is
(A) 24
(B) 36
(C) 48
(D) 60
Correct Answer : C
A number which, when increased by 123% becomes 3345. The number is—
(A) 1245
(B) 1575
(C) 1775
(D) 1500
Correct Answer : D
$${3x+4y-2z+9=17},{7x+2y+11z+8=23}$$ and $$ {5x+9y+6z-4=18}$$ then what is the value of $$ {x+y+z-34}$$?
(A) -45
(B) -31
(C) -14
(D) -28
Correct Answer : B
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Vikram Singh
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