Solving Word Problems Involving Division of Decimals

Adam talked to his father who worked in Canada for 20.5 minutes. His telephone call amounted to P 174.25. What is the rate of the overseas call in a minute?

Question: What is asked in the problem?

• the number of minutes of call

• the amount of $20.5$ minute call

• the rate of an overseas call in a minute

• the total amount of call

Adam talked to his father who worked in Canada for 20.5 minutes. His telephone call amounted to P 174.25. What is the rate of the overseas call in a minute?
Question: Which is the correct number sentence to solve the problem?

•  $20.5\ \times\ 174.25\ =\ n$  

•  $174.25\ -20.5\ =\ n$  

•  $174.25\ \div20.5\ =\ n$  

•   $174.25\ +\ 20.5\ =n$  

Adam talked to his father who worked in Canada for 20.5 minutes. His telephone call amounted to P 174.25. What is the rate of the overseas call in a minute?

Question: What is the answer?

• Adam called for 20.5 minutes.

• The amount of P174.25 was charged to Adam.

• Adam had P500 in his pocket.

• The rate of call is P8.50 per minute.

Aling Peyang bought a 50-kg sack of rice for P 1,500. She repacked it into 1.25 kg and sold each pack for P45.50. How much did she gain?

Question: What is asked in the problem?

• The amount of a sack of rice

• The amount of rice per pack

• The total number of pack of rice

• The total gain of Aling Penyang

Aling Peyang bought a 50-kg sack of rice for P 1,500. She repacked it into 1.25 kg and sold each pack for P45.50. How much did she gain?

Question: What is the correct number sentence?

• $50\ x\ 1.25\ =\ n$

• $1500\ \div\ 1.25\ +\ 45.50\ =\ n$

• $\left(50\ \div\ 1.25\right)\ \times\ 45.50\ =\ n$

• $\left[\left(50\ \div\ 1.25\right)\ x\ 45.50\ -\ 1500\right]\ =\ n$

Aling Peyang bought a 50-kg sack of rice for P 1,500. She repacked it into 1.25 kg and sold each pack for P45.50. How much did she gain?

Question: What is the correct answer?

• $P\ 150.00$

• $P\ 320.00$

• $P\ 380.00$

• $P\ 412.00$

Alice bought 3.75 kg of fish. She gave the seller P500.00 and she got a change of P162.50. How much is a kilogram of fish cost?

Question: What is the number sentence?

• $\left(500-3.75\right)+162.50=n$
  

• $\left(500\ -\ 162.50\right)\div3.75\ =\ n$

• $\left(500\ -\ 162.50\right)\times3.75\ =\ n$

• $500-\left(162.50\div3.75\right)=n$

Alice bought 3.75 kg of fish. She gave the seller P500.00 and she got a change of P162.50. How much is a kilogram of fish cost?

Question: What is the hidden question?

• The difference between P 500 and P 162.50.

• The sum of P 500 and P 162.50

• The quotient of P 500 and P 162.50
  

• The product of P 500 and P 162.50
  

Alice bought 3.75 kg of fish. She gave the seller P500.00 and she got a change of P162.50. How much is a kilogram of fish cost?

Question: What is the answer?

• $P\ 658.75$

• $P\ 1265.63$

• $P\ 90.00$

• $P\ 456.67$

If a 16-minute cellphone call costs P43.84 during off-peak hours, what is the off peak rate per minute?

• $P\ 3.65$

• $P\ 5.34$

• $P\ 2.74$

• $P\ 6.23$