Weight, Time, and Cost Calculations

The video tutorial covers various mathematical problems and activities, including calculating the weight of wire per meter, comparing agricultural yields, analyzing candy prices, evaluating water pump efficiency, comparing photocopy machine speeds, and calculating land coverage by a tractor. Each activity involves practical applications of division and multiplication to solve real-world problems.

What is the weight of a wire per meter if an 8-meter wire weighs 480 grams?

• 60 grams

• 80 grams

• 50 grams

• 70 grams

If a wire is 15 meters long, what is its total weight given the weight per meter is 60 grams?

• 900 grams

• 800 grams

• 1000 grams

• 850 grams

How long is a piece of wire if it weighs 300 grams, given the weight per meter is 60 grams?

• 5 meters

• 6 meters

• 4 meters

• 7 meters

Which land area yields more sweet potatoes per square meter?

• Cannot be determined

• Both yield the same

• 9 square meters

• 6 square meters

What is the price per candy for the first type if 10 candies cost Rp12,000?

• Rp1,200

• Rp1,000

• Rp1,500

• Rp1,300

Which candy type is more expensive per piece?

• Second type

• Both are the same

• First type

• Cannot be determined

How much water does the first machine pump per minute if it pumps 240 liters in 8 minutes?

• 30 liters

• 20 liters

• 25 liters

• 35 liters

Which machine pumps more water per minute?

• Second machine

• First machine

• Both are the same

• Cannot be determined

How many sheets can Machine A photocopy in 7 minutes if it copies 75 sheets per minute?

• 525 sheets

• 500 sheets

• 550 sheets

• 600 sheets

How long does it take Machine B to photocopy 1140 sheets if it copies 76 sheets per minute?

• 13 minutes

• 15 minutes

• 16 minutes

• 14 minutes