Anza2010 Anza2010

14-05-2022
Mathematics

contestada

a) How many 2-digit numbers have the digit 7 exactly once?

Respuesta :

14-05-2022

Answer:

17, 27, 37, 47, 57, 67, 87, 97.
8

Step-by-step explanation:

all are 2 digit numbers with exactly one 7 in each.

Answer Link

princechimezirim096 princechimezirim096

14-05-2022

Answer:

8

Step-by-step explanation:

the two digit numbers that has 7 exactly

once are 17, 27, 37, 47, 57, 67, , 87, 97

from above, there are 8 two digits

Answer Link

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