Mathematics, 13.04.2020 23:33 itaheart101
A TRUCK IS WORKING TO CARRY A BATCH OF GOODS INCLUDING SAND AND STONE BUT IT CAN CARRY 20 TONS AT MOST. THE CARRIAGE CHARGES OF EACH TON OF SAND AND STONE ARE 10 AND 15 DOLLARS RESPECTIVELY. ITS OWNER WANTS TO EARN AT LEAST 250 DOLLARS. WRITE A SYSTEM OF INEQUALITIES TO EXPRESS THIS SITUATION. WHAT IS THE LEAST POSSIBLE NUMBER OF TONS OF STONE THE OWNER NEEDS TO CARRY TO MEET HIS OWN GOAL?
plz SOMEONE HELP I NEED IT NOW
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A TRUCK IS WORKING TO CARRY A BATCH OF GOODS INCLUDING SAND AND STONE BUT IT CAN CARRY 20 TONS AT MO...
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