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

The values that a discrete random variable, x, can take are 1,2,3,4 with the probabilities 0.22, 0.19, 0.38, 0.21 respectively. What is the expected value of th
what is the sun harmful raya effect​
if branch can be used to compute an absolute value of a number. a) Trueb) False
why is sun rays harmful​
Temperatures have fluctuated throughout history, so why are recent global warming trends such a concern for climate scientists? Today's global warming:A.is affe
In the figure below, ollg. Find the values of x and y. Y DO g (4y + 10) O 82°
What is decimal of 1/10
Scrieti fractiile urmatoare sub forma ireductibila apoi aduceti fractiile la un numitor coming
Factorize a² +4α=21.​
In the figure below, ollg. Find the values of x and y. Y DO g (4y + 10) O 82°