1. If -8,m,n,19 are in A.P find m,n
2. If the price of oranges was raised by 1/2k per orange, the number of oranges a customer can buy for #2.40 will be less by 16. What's the price of an orange

3. An electric power authority charges #3 for the first 20units of consumption, the 10k for each extra unit up to a maximum of 30units. If a customer consumed a total of 40 units. What's his bill?

4. If 7 and 189 are 1st and 4th terms of a GP respectively, find the sum of the first three terms of the progression.

Great Mathematician, your boy has come again.

Is this your assignment or something ?

adebayo18015:
Great Mathematician, your boy has come again.

Is this your assignment or something ?

1. m=1, n = 10
2. Price of an orange is 3k
3. Total bill = 5 Naira
4. Sum of the 1st 3 terms = 91

muyoge:



Is this your assignment or something ?

1. m=1, n = 10
2. Price of an orange is 3k
3. Total bill = 5 Naira
4. Sum of the 1st 3 terms = 91

This is a student assignment, please show the workings. God bless you sir.

adebayo18015:
Great Mathematician, your boy has come again.

check this

NDSMELODY:
check this

Thanks so much on this. God bless you sir.