1. Peter counts his heart rate. He counts 8 beats per 6 seconds on average. How many beats per minute does Peter count? a. 75 b. 140 c. 60 d. 80 The p

1. Peter counts his heart rate. He counts 8 beats per 6 seconds on average. How many beats per minute does Peter count?
a. 75 b. 140 c. 60 d. 80
The product: 20 x 21 x 22 x ….. x 40 has ……. digit 0.
a. 4 b. 6 c. 5 d. 3
If number A is increased by 60% then it will equal number B. How much percentage will B be decreased by to equal A?
a. 40% b. 62,5% c. 37,5% d. 60%
MÌNH ĐÃ CÓ ĐÁP ÁN CÁC CÂU NÀY NHƯNG MÌNH CẦN CACHS GIẢI, BẠN NÀO LÀM SAI (ĐÁP ÁN SAI, TRL BỪA, KO GIAIR THÍCH) LÀ MÌNH BC!

0 bình luận về “1. Peter counts his heart rate. He counts 8 beats per 6 seconds on average. How many beats per minute does Peter count? a. 75 b. 140 c. 60 d. 80 The p”

Viết một bình luận