Question
After interchanging × with ÷ , and 7 with 4 , which of
the following equations becomes correct?Solution
1. 21 × 4 + 7 ÷ 5 = 24 ⇒ 21 ÷ 7 + 4 × 5 ⇒ 3 + 20 ⇒ 23 ≠ 24 2. 35 × 4 + 7 ÷ 2 = 20 ⇒ 35 ÷ 7 + 4 × 2 ⇒ 5 + 8 ⇒ 13 ≠ 20 3. 7 ÷ 4 + 15 × 5 = 35 ⇒ 4 × 7 + 15 ÷ 5 ⇒ 28 + 3 ⇒ 31 ≠ 35 4. 140 × 4 + 20 ÷ 7 = 100 ⇒ 140 ÷ 7 + 20 × 4 ⇒ 20 + 80 ⇒ 100 = 100 Hence, option 4 is correct.
Find the mean deviation of 4,5,6,3,4,8.
What does the term "average pay for the daily paid worker" stand for according to the "Industrial Disputes Act 1947"?
N is the brother of M. K is sister of M. P is the brother of O and O is daughter of N. Who is the uncle of P ?
What is the correct sequence of Planets in terms of decreasing size?
Consider the following statements: The Parliamentary Committee on Public Accounts
1) Consists of not more than 25 Members of the Lok Sabha
Which of the following is an example of a human cell that has the ability to modify its shape?
Which type of union is boss-ridden and pursues its objectives ruthlessly, regardless of ethical and legal codes or their effects on non-members?
Consider the following statements
1. Adjournment sine Die means terminating seating ofstate legislature for an indefinite period
2. T...
The English alphabet is reordered in the following manner:
The first 6 letters are written in opposite order, the next 6 letters are written i...
Which of the following Strait is between Persian Gulf and Gulf of Oman?
Relevant for Exams:
