WebLet Ravi got x marks in third unit test. ∴ Average marks obtained by Ravi = Number of tests Sum of marks in all tests = 3 70 + 75 + x = 3 145 + x Now, it is given that he wants to obtain an average of atleast 60 marks. Atleast 60 marks means that the marks should be greater than or equal to 60 . WebLet x be the marks obtained by Ravi in the third unit test. Since the student should have an average of at least 6 0 marks. 3 7 0 + 7 5 + x ≥ 6 0 ⇒ 1 4 5 + x ≥ 1 8 0 ⇒ x ≥ 1 8 0 − 1 4 5 ⇒ …

Ravi obtained 70 and 75 marks in the first two unit tests. Find the ...

WebFeb 20, 2024 · Maximum total marks in all the subjects together = 100 × 6 = 600. Required total marks in all the six subjects = 85 × 6 = 510. So, the marks required to be scored in the sixth subject = 510 - 435 = 75. ∴ The number of marks … WebRavi obtained 70 and 75 marks in first two unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Question. Ravi obtained 70 and … rc the batman batmobile

Ravi obtained 70 and 75 marks in first two unit tests. Then, the mi ...

WebApr 9, 2024 · 2. Ravi obtained 70 and 75 marks in the first unit test. Find the minimum marks he should get in the third test to have an average of at least 60 marks. Ans: Let the marks secured by Ravi be $ x $. According to the question, $\dfrac{70+75+x}{3}\ge 60$ $\dfrac{145+x}{3}\ge 60$ Multiply the inequality obtained by 3. $145+x\ge 60\left( 3 … WebQ. 21.Ravi obtained 70 and 75 marks in first two unit test. Find the minimum marks heshould get in the third test to have an average of at least 60 marks. Q. Rohit scored 65 … WebClick here👆to get an answer to your question ️ Following are the marks obtained, out of 100 by two students Ravi and Hashina in 10 tests:Ravi: 25 50 45 30 70 42 36 48 35 60 Hashina: 10 70 50 20 95 55 42 60 48 80 Who is more intelligent and who is more consistent? rc things gumtree great yarmouth