Answer:
$24
Step-by-step explanation:
20-32= 12 12x2= 24 so her weekly allowance is $24
add 3.7 and 4.45 make sure to change it back to standard you'll get 815000000000000000000. move decimal between first and second digit which means you moved it to the left 18 times and your answer will be 8.15 x 10 ^18 I hope its right :( please don't judge if wrong :((( lol
