What’s 12 times 13 i keep getting 146 not 156

Asap will give brainliest and a lot of points

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg