write the following decimals correct to one decimal place example 91.47= express the following decimals correct to two decimal place example 8.937= express the following correct to one significant figure example 52= or 9.362= express the following to two significant places example 238= or 253.07= please help thank you
Cain | (203.45.85.195) | Tuesday, 11 March 2003 6:55:09 PM
Ten students sit an exam which has a maxinum score of 100. The average of the ten scores achived by the students in the exam was 92. What is the minimum mark a student could have scored?
A. 20
B. 90
C. 92
D. 40
E. 0
Angie | (212.54.31.182) | Wednesday, 26 March 2003 11:52:11 PM
A. 20 because if one student gets 20 and all the rest get 100, the average will be 92. so, (9x100+20)=92 it's quite simple really
Amanda | (161.184.204.75) | Sunday, 30 March 2003 5:40:41 AM
Angie... I don't know. Technically, couldn't any number work? That is, if everyone had a different score.