Item food & drinks fuel rent building project education savings Percentage% 35 7.5 1.0 15 17.5 x The table shows the monthly expenditure (in percentages) of...

Assessment: WAEC SSCE - General Mathematics - 2022 (Essay) Subject: General Mathematics

Question 1 Report

Item food & drinks fuel rent building project education savings
Percentage% 35 7.5 1.0 15 17.5 x

The table shows the monthly expenditure (in percentages) of Mr. Okafor's salary.

(a) Calculate the percentage of Mr. Okafor's salary that was. put into salary.

(b) Illustrate the information on a pie chart.

(c) If Mr. Okafor's annual gross salary is $28,800.00 and he pays tax of 12%.

Calculate: (i) his monthly tax; (ii) amount saved each month.

Answer Details

(a) 35 + 7.5 + 10 + 15 + 17.5 + x = 100

85 + x = 100.
x = 100 - 85

x = 15

items % degree
food & drinks 35 35100∗360 35 100 ∗ 360  = 126º
fuel 7.5

7.5100∗360 7.5 100 ∗ 360  = 27º

rent 10

10100∗360 10 100 ∗ 360  = 36º

building project 15

15100∗360 15 100 ∗ 360  = 54º

education 17.5

17.5100∗360 17.5 100 ∗ 360  = 63º

savings 15

15100∗360 15 100 ∗ 360  = 54º

 

Open photo

(c) income tax = 12100∗28,800 12 100 ∗ 28 , 800  = $3,456.00

Monthly tax = 345612
 = $288.00

(ii) Monthly net salary = 112(288−3456)
 = $2,112.00

Amount saved each month = 15100∗2112
 = $316.80

Download The App On Google Playstore

Everything you need to excel in your exams

Green Bridge CBT Mobile App
Personalized AI Learning Chat Assistant
200,000+ Exam Questions Across IGCSE, JAMB, WAEC & NECO
Over 3,900 Lesson Notes
Offline Support - Learn Anytime, Anywhere
Green Bridge Timetable
Literature Summaries & Potential Questions
Track Your Performance & Progress
In-depth Explanations for Comprehensive Learning