akatian8676 akatian8676
  • 03-01-2020
  • Mathematics
contestada

What is the tens digit of the positive integer r ? 1) The tens digit of r/10 is 3. 2) The hundreds digit of 10r is 6.

Respuesta :

nuuk nuuk
  • 06-01-2020

Answer:6

Step-by-step explanation:

Let digit be r=abc

if tens digit of [tex]\frac{r}{10}[/tex] is 3.2

i.e. [tex]\frac{r}{10}[/tex] is written as ab.c

so tens digit is a=3

If the hundreds digit of 10r is 6

i.e. 10r is written as abc0

its hundreds digit is b=6

thus tens digit of abc is b=6

                   

Answer Link

Otras preguntas

what is the number 8.293 round on the hundredths
is 1.1111111... rational
A jeweler is heating a bar if gold. It takes 7 joules of heat to raise temperture if the bar 1degrees celsuisThe initial temperture of the bar is 25degress cels
Tells more about another noun
For what value of a is a(2x+3)=9x+15+x an identity?
Democracy was first practiced in which part of the world?
The builders of the transcontinental railroad used legal and illegal means to cut costs and finance construction. Which of the following were legal means? (Se
Factor by grouping 5x+15+xy+3y
in the number 5.923 which number is in the thousandths place
What is two added to double a number in algebraic expression