Answer:
45
Step-by-step explanation:
2 digit number starts from 10 ends at 99
between 10 and 19 there is only one number whose tens digit is more than ones digit.
that is 10
between 20 and 29 there are two numbers
20 and 21
like the same
between 30 and 39 there are 3 numbers
10–19. 1
20–29. 2
30–39. 3
40–49. 4
50–59. 5
60–69. 6
70–79. 7
80–89. 8
99–99. 9
sum of first n natural numbers is n(n+1)/2
9(9+1)/2=45
Answer:
.0065
Step-by-step explanation:
You move the decimal backwards 3 times
Answer:
No solution
Step-by-step explanation:
No solution because you cant add some of these numbers together and get that same answe
Volume equal area of base time height
so than we consider the base this triangle for what is given area and in this way we have the height equal this edge with length equal 6 so the volume will be equal 12*6=72 m^3
hope this is understandably sure easy and will help you
Answer:
250 Ghana
Step-by-step explanation:
500 ÷ 8 = 62.5
62.5 = 250
