Exercise 15 (A) Question 7 - Selina Mathematic Class 6 – Framing Algebra...

Exercise 15 (A) Question 7 - Selina Mathematic Class 6 – Framing Algebraic Expression

Problem 7: Find the average (A) of four quantities p, q, r, and s. If A = 6, p = 3, q = 5, and r = 7; find the value of s.

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