How to write 1,900,000,000 in word form

What is the value of 8 digit in 28,175

Which expression is equivalent to 3-4?

3.14/3.14+3.14*3.14748372748584848

A scientist is studying a colony of bacteria. Initially, the colony consists of 126 bacteria. The following function represents the number of bacteria in the colony after h hours, where r is the rate of growth.

Round 547 to the nearest ten

Find the value of x 7x-8=8x

What is the greatest common factor of 42a5b3, 35a3b4, and 42ab4? 7ab3 6a4b 42a5b4 77a8b7

Ralph is leasing a $32,000 car for 36 months the term of his lease include a 8.5% interest rate and a residual value of 72% determine Ralph's approximate monthly lease payment A.$145.00 B.$230.40 C.$248.89 D.$443.73

Express in scientific notation 472.3 in decimal form

Find the circumference and the area of a circle with diameter 7 cm