Write in scientific notation

9,870,000,000,000,000

Multiply using expanded form 5 * 923

A cyclist is riding 18 miles per hour, how many feet per second is the cyclist riding?

Which of the following represents the sentence shown? "Twice a number, n, decreased by six is fourteen." Question 11 options: 2n+6 = 14 2n-6 = 14 2 (n-6) = 14 2 + n-6 = 14

Last year, Hong opened an investment account with $6200. At the end of the year, the amount in the account had decreased by 29.5%. How much is this decrease in dollars? How much money was in his account at the end of last year?

A survey of U. S. adults found that 67% oppose raising the Medicare eligibility age from 65 to 67. You randomly select 80 U. S. adults and ask them how they feel about raising the Medicare eligibility age from 65 to 67.

21 49 56 are multiples of what

I will have brainliest to the first person that answers! Wich of the following numbers can be expressed as repeating decimals? 4/7, 2/5, 7/8, 4/9

1,000 with an exponent of 8 = 10w

X is a normally distributed random variable with mean 67 and standard deviation 18. What is the probability that X is between 49 and 85? Write your answer as a decimal rounded to the nearest thousandth.

If the range of f (x) = square root mx and the range of g (x) = m square root x are the same, which statement is true about the value of m?