Latihan STS Ganjil Matematika 7D

Work out the answer to the following calculations. -57+(-45)-(-89)=....

• -23

• 13

• -13

• 23

In a field, there are 33 frogs, 25 iguana, and 90 ducks. How many legs are in the field?

• 173 legs

• 316 legs

• 250 legs

• 412 legs

During summer, the temperature within a room is 55°C. If an air conditioner cools the room by 3°C/min. What will be the temperature of the room after 10 minutes of switching on the air conditioner?

• 25°C

• 15°C

• 40°C

• 35°C

Which of the below options is the correct representation of the following mixed fraction: 2 7/49?

• 205/49

• 105/49

• 123/49

• 55/49

In the hospital, 1/5 of the people are orphans, 2/5 of the people are disabled people, and the rest are teenagers. If there are 500 people in the hospital, how many are teenagers?

• 100

• 350

• 200

• 250

A chord which passes through the centre of a circle is called a....

• Diameter

• Radius

• Circumference

• Arc

Find the lowest common multiples of 100 and 60!

• 150

• 250

• 300

• 450

12 people take 18 days to build a house. How many days would it take if 9 people build the same house?

• 9 days

• 36 days

• 10 days

• 24 days

What is the actual distance between two cities on a map if the distance on the map is 5 cm and the map scale is 1:1250000?

• 62,5 km

• 62,5 m

• 6,25 km

• 6,25 m

A machine for making cake makes 150 pieces in 15 minutes. How many pieces will it make in 4 hours?

• 2400 pieces

• 1200 pieces

• 1800 pieces

• 3600 pieces