Given that alcohol was not involved , what proportion of the accidents were multiple vehicle ? Place your answer , rounded to 2 decimal places , in the blank . For example , 0.23 is a legitimate entry
18 . Accepted characters : numbers , decimal point markers ( period or comma ), sign indicators ( - ), spaces ( e . g ., as thousands separator , 5 000 ), " E " or " e " ( used in scientific notation ). NOTE : For scientific notation , a period MUST be used as the decimal point marker .
Complex numbers should be in the form ( a + bi ) where " a " and " b " need to have explicitly stated values .
For example : { 1 + 1i } is valid whereas { 1 + i } is not . { 0 + 9i } is valid whereas { 9i } is not .
A particular brand of women ' s jeans is available in seven different sizes , three different colors , and three different styles . How many different jeans does the store manager need to order to have one pair of each type of jean ? Place your answer in the blank . Do not use any decimal places or commas . For example , 45 would be a legitimate entry
19 . Jim and Mike go to a coffee shop during their lunch break and toss a coin to see who will pay . The probability that Mike will pay three days in a row is 0.125
20 . True or False : The probability of a success must remain the same for each trial in a binomial experiment