Find answers to your most challenging questions with the help of IDNLearn.com's experts. Our platform is designed to provide reliable and thorough answers to all your questions, no matter the topic.
Answer:
78=80
42=40
40 x 80= 3200
Step-by-step explanation:
anything above 5 rounds up and anything below 5 rounds down
78 is above 75 so its 80
42 is below 45 so its 40