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Total age of 17 girls = 17 × 12 = 204 years Total age of 20 girls = 204 + (3 × 8) = 228 years Therefore new average age = 228/20 = 11.4 years
After interchanging the given two signs, what will be the value of the given equation?
- and X
144 + 216 ÷ 8 - 12 X 175 + 34
A seller sold a vehicle for Rs. 81,000 with the loss of 10%. At what price be sold to earn 10% profit?
Which two signs should be interchanged to make the following equation correct?
38 ÷ 26 – 2 + 5 × 4 = 45
If in a certain code language ‘+’ represents ‘×’, ‘–’ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘–’....
If × stands for 'addition', ÷ stands for 'subtraction', + stands for 'multiplication' and - stands for 'division', then 31 × 18 ÷ 20 - 5 + ...
Which two signs need to be interchanged to make the following equation correct?
62 – 12 × 60 ÷ 12 + 30 = 92
If four hats are picked at random, what is the probability that one is green, two are blue and one is red?
If ‘A’ means ‘divided by’, ‘B’ means ‘multiplied by’, ‘C’ means ‘added by’ and ‘D’ means ‘subtracted from’, than – 105...
If ‘A’ denotes ‘÷’, ‘B’ denotes ‘x’, ‘C’ denotes ‘+’ and ‘D’ denotes ‘-’.Then find the value of 12 B 9 A 3 C 28 ...
What will be the value of the given expression after the following interchanges?
Expression: 84 ÷ 11 - 15 X 14 + 75
Interchanges: Sign: '...
