Question
Aman uses 70% of his monthly earnings, resulting in
monthly expenses of Rs. 22,750. Riva's savings are 60% higher than Aman's and constitute 40% of her monthly income. Determine Riva's monthly income.Solution
Monthly savings of Aman = 22750 × (0.3/0.7) = Rs. 9,750 So, monthly savings of Riva = 9750 × 1.6 = Rs. 15,600 So, monthly income of Riva = 15600 ÷ 0.4 = Rs. 39,000
Find the value of 24 - 3
Which of the following matrices is both symmetric and skew-symmetric?
What will be come in place of (?) in the given number series.
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A). 3p will always be divisible by 6.
B). 3p+5 will always b...
Let A = {10, 20, 30} and B = {5, 10, 15}. Which of the following relations from A to B is onto?
Let a plane pass through the point (1, –1, 2) and is perpendicular to the vector 2i + j − 2k. Then its Cartesian equation is:
? = 49.99² ÷ (1.98⁵ + 8.01 × 89.91) + 75.15% of (263.89 × 49.11)
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