Respuesta :

mjx0736

Answer:

lower limit = 5

upper limit = 10

class mark = lower limit + upper limit ÷ 2 = 7.5

class size = upper limit - lower limit

= 10-5 = 5

Step-by-step explanation:

I hope this help you have an great day and safe health

HelpingMathsHatter
(i) lower limit = 5
(ii) upper limit = 10
(iii) class mark = 15
(iv) class size = 5