B) Marks 4 5 6 7 8 Frequency 5 y y +1 9 4 1 The table gives the frequency distribution of marks obtained by a number of students in a test. If the mean mark is 5, calculate the: i. ii. 11. Value of y. Mark 3] the modal mark. Mark 2] Describe how you would guide a JHS student to find the number of students who sat for the test. [Mark 6] If 20% of the candidates failed, how many failed? Mark 3] ​

Step-by-step explanation:

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answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.