The barter system, where goods and services were exchanged directly without the use of money, was prevalent in ancient times. In this system, people traded goods they had for goods they needed, and there was no standardized medium of exchange like modern currency.
If the numerator of a fraction is increased by 60% and the denominator is decreased by 20%, then the value of the fraction becomes 21/16. Then tell the ...
If the first term is 125 and the common ratio is 3/5, then what will be the fourth term of the geometric progression (G.P)?
The natural numbers 'P', 'Q', and 'R' satisfy the ratios P:Q = 2:3 and Q:R = 5:4. Which of the following could be a possible valu...
27 percent of a number exceeds 13 percent of the same number by 56. What is the value of the number?
Two students appeared in an exam and one secured 18 marks more than the other. If marks of the student who got more marks is 58% of the sum of the marks...
Which pair of these numbers is cop rime?
(5.53 – 4.07) 2/(4.07 – 3.15)(3.15 – 5.53) + (4.07 – 5.53) 2/(3.15 – 5.53)(5.53 – 4.07) + (3.15 – 5.53) 2
If the expression (px3 + x2 - 2x - q) is divisible by (x-1) and (x + 1), what are the values of
p and q respectively ?
Find the remainder when the number (289n + 147) is divided by 17.
