Answer:
20
Step-by-step explanation:
nearest 10th
look at the tenth digit
(2nd number before the decimal point)
look at previous number if it is 5 or more,add one more to the tenth number
eg. 16.0009
1 is tenth
6 is units this is more than 5
add one to the tenth
tenths become 2 and units become 0
ans 20
