engineering recuitment DRDO CEPTAM STA B Tier I (Sr. Technical Assistant) Mock Test 2022 Quantitative Aptitude Average
The average height of a class of 40 students is 100 cm. If height of the teacher is included, the average increases by 1 cm. What is the height of the teacher?
1
140 cm
2
141 cm
3
142 cm
4
143 cm