Mathematics, 20.12.2021 19:10 ricky9938
& Let x be a positive integer. When 12 is added to twice the integer right after x,
the result is 38.
(i) Express the positive integer right after x in terms of x.
(ii) Construct an equation in terms of x.
(iii) Find the positive integer denoted by x by solving the above equation.
2. A factory worker receives p rupees as his daily wage
and an additional 100 rupees as an allowance for each
day he works. He worked 20 days during a certain
month and received 20 000 rupees in total. What is his
daily wage?
3 A father's age is a years and his son's age is 31 years. 5 years ago the son's age
was one year more than 1
2 the age of his father at that time.
(i) What was the son’s age 5 years ago?
(ii) Write the father's age 5 years ago in terms of a.
(iii) Construct an equation in a using the above information.
(iv) Find the father's present age by solving the equation.
Answers: 1
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& Let x be a positive integer. When 12 is added to twice the integer right after x,
the result...
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