Latihan STS Ganjil Matematika 7D

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

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

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?

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

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?

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

Find the lowest common multiples of 100 and 60!

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

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?

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