Learning Task 4: Solve the following problems. Write your solutions and your answers in you notebook. 1. A nutritionist poured 0.70 liter of honey into 0.14 liter plastic cups. How many plastic cups could be filled? 2. A rectangular rice field is 0.04 kilometer wide and has an area of 0.80 square kilometer. Find the length of the field. 3. A city government plans to put streetlights along its 8.40-kilometer main road. The streetlights are to be placed 0.20 km apart. How many streetlights does the city government need? 4. Mother pays Php198.45 for 0.81 kg of rice. How much does a kilogram of rice cost? 5. A hiker walked 5.75 kilometers in 1.25 hours. What was his average speed?

This may be late but

1. A nutritionist poured 0.70 liter of honey into 0.14 liter plastic cups. How many plastic cups could be filled?

GIVEN:

~ 0.70 = Litter of honey.

~ 0.14 = Litter of plastic cups.

SOLVING:

0.7 / 0.14

~ Convert the decimal number to whole number.

~ 0.7 = 70

~ 0.14 = 14

70/14 = 5

Answer : 5 Plastic cups can be filled.

2. A rectangular rice field is 0.04 kilometer wide and has an area of 0.80 square kilometer. Find the length of the field.

GIVEN:

~ 0.04 km = Width of rectangle rice field.

~ 0.80 km = Area of rectangle rice field.

SOLVING:

0.04 / 0.80

~ Convert the decimal number to whole number.

~0.4 = 4

~ 0.80 = 80

80 / 4 = 20

Answer : 20 km the length of the field.

3. A city government plans to put streetlights along its 8.40-kilometer main road. The streetlights are to be placed 0.20 km apart. How many streetlights does the city government need?

GIVEN :

~ 8.40 km = Street lights along main road.

~ 0.20 km = street lights are to be placed.

SOLVING:

8.40 / 0.20

~Convert the decimal number to whole number.

~ 8.40 = 8400

~0.20 = 200

8400 / 200 = 42

Answer : 42 km streetlights does the city government need.

4. Mother pays Php198.45 for 0.81 kg of rice. How much does a kilogram of rice cost?

GIVEN:

~ P198.45 = Mother pays

~ 0.81 = Kilogram of rice

SOLVING:

198.45 / 0.81 = 245

Answer : 245 does a kilogram of rice cost.

5. A hiker walked 5.75 kilometers in 1.25 hours. What was his average speed?

GIVEN:

~ Distance : 5.75

~ Time : 1.25

SOLVING:

5.75 km / 1.25 hr = 4.6 km/hr

Answer : 4.6 km / hr was his average speed.