Linear Equation in Business

Johan bought 3 apples and 5 oranges. The price of orange is RM2 each. If he paid RM19 in total, how much did each apple cost?

• RM4

• RM3

• RM6

• RM5

Find the solution to the system of equations: 2x + 3y = 9 and x - y = 2

• x = 2, y = 3

• x = 3, y = 1

• x = 1, y = 1

• x = 4, y = -1

A store sells a product for RM20 each. If the total revenue is RM500, how many units were sold?

• 25

• 15

• 40

• 30

Leya bought 4 packs of pencils, each containing x pencils. She gave 3 packs to her friend and kept 1 pack for herself. If she now has 3 pencils left, how many pencils were there in each pack?

• x = 3

• x = 10

• x = 2

• x = 5

Ryan and Mulan are planning a party. Ryan bought 3 pizzas and 2 sodas for RM55, while Mary bought 2 pizzas and 1 soda for RM35. How much did each pizza and soda cost?

• RM11 pizza, RM4 soda

• RM20 pizza, RM10 soda

• RM15 pizza, RM5 soda

• RM13 pizza, RM2 soda

If a store sells 3 shirts and 5 pants for RM80 in total, with each shirt costing RM15, how much does each pant cost?

• RM7

• RM12

• RM24

• RM16

Find the solution to the system of equations: 3x + 2y = 13 and 2x - y = 4

• x = 3, y = 2

• x = 2, y = 3

• x = 4, y = 1

• x = 1, y = 4

A business manufactures a single product which it sells for RM50. The variable costs of production are RM10 a unit and fixed costs will be RM800,000. The Finance Director wants to achieve a profit of RM120,000. How many units must be sold to generate this profit?

• 21000

• 23000

• 22000

• None of these

Tom has twice as many apples as Jerry. If Jerry has 5 apples, how many apples do they have in total?

• 10 apples

• 15 apples

• 20 apples

• 25 apples

A car rental company charges RM30 per day for a compact car and RM50 per day for a luxury car. If they rented out 10 cars for a total of RM420, how many of each type of car were rented?

• Compact Car: 6, Luxury Car: 4

• Compact Car: 4, Luxury Car: 6

• Compact Car: 5, Luxury Car: 5

• Compact Car: 7, Luxury Car: 3