Chana and josiah started skating at the same time in the same direction, but josiah had a head start 10 meters past the starting line. chana skated 3 meters per second and josiah skated 2 meters per second

15% chance.

step-by-step explanation:

3/10 times, the 5 year old will get a tablet. 5/10 times, the 13 yer old will get a tablet. multiply both fractions to get 15/100 times, both would have a tablet.

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: