Mathematical Problem Solving Techniques

The video tutorial covers various math problems, including lift capacity, permen jelly distribution, probability with a spinning board, and shipping cost calculations. It provides step-by-step solutions and emphasizes the importance of understanding problem statements and applying basic arithmetic operations.

If a lift has a maximum capacity of 550 kg, how many people weighing 95 kg each can enter the lift when it is empty?

• 5 people

• 4 people

• 6 people

• 7 people

Which combination of two people can enter a lift already containing 5 people with a total weight of 380 kg, without exceeding the lift's capacity of 550 kg?

• Rossa and Joni

• Andi and Rosa

• Andi and Rossa

• Andi and Joni

If Andi enters a lift with a weight of 95 kg and carries an additional 6 kg, what is the remaining capacity of the lift if it already contains 5 people weighing 380 kg?

• 69 kg

• 80 kg

• 85 kg

• 75 kg

How many jelly sticks, each containing 3 candies, can be bought with 12,000 if each stick costs 2,000?

• 7 sticks

• 6 sticks

• 5 sticks

• 4 sticks

Adi wants to buy jelly sticks for his two siblings with 12,000. If each stick with 5 candies costs 3,000 and each stick with 3 candies costs 2,000, which purchase ensures both siblings get the same number of candies?

• 6 sticks of 3 candies each

• 3 sticks of 5 candies and 1 stick of 3 candies

• 4 sticks of 5 candies

• 2 sticks of 5 candies and 3 sticks of 3 candies

What is the main reason Surti should buy the yellow candies for her friends?

• They are the most popular choice.

• They are the cheapest option.

• They allow for equal distribution among friends.

• They are the most colorful.

Why is the red color most likely to be pointed at by the spinning wheel?

• It is the brightest color.

• It is the first color on the wheel.

• It is the last color on the wheel.

• It has the most segments on the wheel.

In the block stacking game, what pattern is used to determine the numbers on the blocks?

• Multiplying each previous number by 2.

• Subtracting 3 from each previous number.

• Adding 6 to each previous number.

• Adding 5 to each previous number.

How much will Devi have left after sending a 12 kg package to city D using 'Cepat Kirim'?

• Rp20,000

• Rp15,000

• Rp10,000

• Rp5,000

Why is Beni's decision to return home for more money incorrect when using 'Cepat Kirim' for a 20 kg package?

• He underestimated the cost of the package.

• He miscalculated the weight of the package.

• He overestimated the cost of the package.

• He forgot to include the packaging fee.