Sports GK Questions and Answers 2024 (Latest Updated)

Awards & Honours GK Questions 2024 (Latest Updated)

Question

The average marks of 90 students in a class was calculatd as 144. It was later realised that the marks of one of the students was 148 whereas, his actual marks was 156. What is the actual average marks of the group of 90 students? (Rounded off two digits after decimal)

A 144.09
B 145.87
C 146.77
D 148.75
Answer & Explanation
Option: [A]

The total marks of 90 students = 90 x 144 = 12960

According to the question, the marks of one of the students was 148 whereas, his actual marks was 156

So, the total marks = 12960 - 148 + 156

= 12968

So the average = 12968/90

= 144.09

Advertisement
Article and Schedule Quiz Start Test!
DOWNLOAD CURRENT AFFAIRS PDF FROM APP

Random GK Questions

ADRE 2.0 FULL LENGTH MOCK TEST

Take Mock Tests

Missiles Mock Test Start Test!
SSC MTS Mock Test Start Test
IBPS CLERK MOCK TEST Start Test
SSC MTS 2022 JULY 26 Shift 1 (ENGLISH) Start Test!
SSC GD Previous Year Paper 2021 Nov 17 Shift - I (Hindi) Start Test!
SSC CGL Tier - 1 PYP 2022 April 21 Shift- 1 (ENGLISH) Start Test!
MPSC PAPER I MOCK TEST 1 (ENGLISH) Start Test!
IB Security Assistant Mock test 1 (english) Start Test!
UP POLICE CONSTABLE MOCK TEST 1 Start Test!
DELHI POLICE CONSTABLE MOCK TEST 1 (HINDI) Start Test!