Answer:
its b
Step-by-step explanation:
Step-by-step explanation: Lets estimate first to the nearest whole number.
15.8 kilograms estimated is 16 kg
17.42 kilograms estimated is 17 kg
16.28 kilograms estimated is 16 kg
Now add the estimated values, 16 + 17 + 16 = 49 kg
The estimate gives you the correct answer because it gives you an accurate reasonable amount in this problem.
Answer:she can make approximately 5 invitation cards
Step-by-step explanation:
Jada is making circular birthday invitations for her friends the diameter of he circle is 12 cm
Diameter of circle,D = 12
Circumference of the circle being made which means the distance round the circle =πD= 3.142×12=37.704 cm
she bought 180 cm of ribbon to glue around the edges of the invitation.
The number of circular birthday invitation that can made is 180/37.704
= 4.77. It cannot be a fraction because the card is a whole card
This is approximately 5 invitation cards
The correct answer should be D. Babylonians.