Mathematics, 11.06.2020 23:57, cexe5624

Please i need workings for these questions. Any kind of help will be appreciated. 1. The monthly charge for water is N3 for the first 1000 litres and 5k for each additional 100 litres . A man used 3000 litres in a month . How much should he pay ?
a. N4.00
b. N6.00
c. N7.00
d. N12.00
e. N13.50
( Note 100 k = N1 )
Note N is the Nigerian currency Naira
Note k is the Nigerian currency kobo
2.If the charge for an external telegram is N6 for first ten words and then 45k per word for each additional word, what is the cost of the telegram of 15 words
a. N6.45
b. N8.25
c. N9.95
d. N12.75
e. N96.75
( Note 100 k = N1 )
Note N is the Nigerian currency Naira
Note k is the Nigerian currency kobo

Answers: 2

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