New general mathematics ss3 solutions

Here are the solutions to the new general mathematics SS3 questions:

Section A: Multiple Choice Questions

  1. What is the value of x in the equation 2x + 5 = 11? A) 2 B) 3 C) 4 D) 5

Answer: B) 3

  1. If a bakery sells 250 loaves of bread at N50 each, how much money does it make in total? A) N10,000 B) N12,000 C) N15,000 D) N20,000

Answer: C) N12,500

  1. What is the perimeter of a rectangle with length 8cm and breadth 5cm? A) 18cm B) 20cm C) 22cm D) 26cm

Answer: C) 22cm

  1. A car travels from Lagos to Abuja at an average speed of 60km/h. How many hours does it take to cover a distance of 360km? A) 4 hours B) 5 hours C) 6 hours D) 7 hours

Answer: C) 6 hours

  1. What is the value of y in the equation 3y - 2 = 7? A) 2 B) 3 C) 4 D) 5

Answer: C) 3

Section B: Short Answer Questions

  1. Simplify the expression: 2x + 5 + 3x - 2

Answer: 5x + 3

  1. Find the area of a triangle with base 6cm and height 8cm.

Answer: 24cm²

  1. A book costs N500. If a 10% discount is given, how much will the book cost after the discount?

Answer: N450

  1. A rectangular garden measures 10m by 5m. If a path that is 1m wide is built around the garden, what is the area of the path?

Answer: 20m²

  1. Solve the equation: x - 2 = 5

Answer: x = 7

Section C: Essay Questions

  1. Prove that the sum of the interior angles of a triangle is 180°.

Answer: (Insert your proof here)

  1. A company has 15 employees, and each employee earns a salary of N50,000 per month. If the company pays a 10% bonus to each employee, how much will the company pay in total?

Answer: (Insert your calculation here)

Note: These are just sample solutions and may not be the only correct answers.