02-04-2017
Mathematics

contestada

A company wants to have 8 digit phone extensions with first digit not being zero

Respuesta :

02-04-2017

9*10^7=90000000

There are ninety million possible combinations. :)

Answer Link

Otras preguntas

a megabyte holds 1,000,000 characters of data. a gigabyte holds about 1,000 times more data than a megabyte. about how many characters of data does the gigaby

Which of the following is true concerning the balance between the solar energy absorbed and radiated by Earth? a. Earth’s atmosphere absorbs a larger fraction o

the place value of 3 in 34,525

The greatest source of water in the hydrological cycle is ________. A. soil water B. precipitation C. the atmosphere D. oceans E. ground water

Calculate the area of triangle QRS with altitude ST, given Q (0, 5), R (−5, 0), S (−3, 4), and T (−2, 3). A- 6.2 square units B- 7 square units C- 5.9 square un

3. which of the follow ordered pairs lies in quadrant ll . a. 4 -3 b.-2-5 c.-1 -2 d. 3,0

The Macdonald-Cartier bridge that stretches the Ottawa River and connects Ontario to Quebec is named for two Canadian politicians, one ______ and one _______.

what would the phrase "three times the sum of a number and 4" look like as a variable expression? 3(3x 4) 3(x 4) 3x−4 3x 4

Round to 10 place 84208

the value of x + y is negative, and x is a positive interger. What must bw true about y? Explain