Question
Find the single discount rate percentage equivalent to
the successive discounts of 10%, 20% and 20%.Solution
Effective Discount = 1 -(1-0.10) (1-0.20) (1 - 0.20) =1- (0.90 × 0.80 × 0.80) = 1- 0.576 = 0.424 Convert to Percentage- Single Discount Rate = 0.424 × 100 = 42.4% The equivalent single discount rate is 42.4%.
If '+' means ' - ', ' X ' means '+', ' - ' means '÷' and '÷' means ' X ', then what is the value of the following expression?
112 - 4 + 65 X 22...
What will be the value of the given expression after the following interchanges?
Expression: 84 ÷ 11 - 15 X 14 + 75
Interchanges: Sign: '...
What will come in place of ‘?’ in the given expression?
12 × 12 + 10² + 24 × (5/4) = ?
If '+' means '-', ' X ' means '+', '-' means '÷' and '÷' means ' X ', then what is the value of the following expression?
91 - 7 X 18 ÷ 5 + 10...
Select the correct combination of mathematical signs that can sequentially replace the * signs and balance the given equation.
56 * 492 * 6 * 7 * 123 = 507
Select the set in which the numbers are related in the same way as are the numbers of the following set. (NOTE: Operations should be performed on the ...
If ‘ × ’ means ‘ + ’. ‘+’ means ‘÷’, ‘-’ means ‘×’ and ‘÷’ means ‘-’, then 9 × 8 – 5 + 40 ÷ 3 = (?)
...After interchanging the given two signs, what will be the value of the given equation?
X and –
64 + 15 ÷ 90 - 120 X 17
If 34 – 28 means 952, 544 + 8 means 68, 20 ÷ 5 means 25, 20 x 10 means 10, then 375 – 11 x 270 ÷ 550 + 11 x 35 = ?
If “ A ” denotes “added to”, “ B ” denotes “divided by”, “ C ” denotes “multiplied by” and “ D ” denotes “subtracted from�...
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