hmmm tough i am not sure
the answer is b hope this is right
291.87 is a rational number.
rational numbers are those numbers that can be expressed in fractions that is can be written as where p and q are integers and .
consider the given number 291.87
rewrite the decimal number as a fraction with 1 in the denominator, we get,
multiply to remove 2 decimal places. here, you multiply top and bottom by 10² = 100
thus, the above fraction can be written as,
thus, 291.87 is a rational number.