Question
The given equation has been solved on the basis of a
certain rule. Find the correct answer for the unsolved equation on that basis: If a ÷ b = (a + b) ÷ (a – b) then (8 ÷ 4) × (14 ÷ 7)Solution
(8 ÷ 4) × (14 ÷ 7) = [(8+4)÷(8-4)] × [(14+7)÷(14-7)] = [ 12÷4] × [ 21÷7] = 3 × 3 = 9
Which one of the following is correct?
28 * 7 * 8 * 10
Select the correct combination of mathematical signs to sequentially replace the signs, to balance the following equation.
(12*7*6)* 13 *6
If '+' means '÷', '÷' means '–', '–' means '×', '×' means '+', then ' 30 + 10 ÷ 6 – 5 × 6 ' = (?)
...Select the correct combination of mathematical signs from the options given to replace # signs and get a balanced equation. 24 #8 #4 # 10 # 2
Which signs should be interchanged to make the given equation correct.
45 × 5 + 60 ÷ 12 - 25 = 165
...The given equation has been solved on the basis of a certain rule. Find the correct answer for the unsolved equation on that basis.
If p × ...
After interchanging '- ' and '+ ' , 6 and 7 , which of the following equations becomes correct?
...After interchanging ÷ and × , 4 and 8, which of the following equations becomes correct?
Which signs should be interchanged to make the given equation correct.
45 ÷ 5/3 + 10 × 2/5 - 5 = 95
If 'P' denote '÷', 'θ' denotes 'x', 'R' denotes '+' and 'S' denotes '-', what is the value of ' 18 θ 12 P 4 R 5 S 6 '.