30% = 0.3.
0.3*80 = 24, so we know that 30% of 80 is 24.
80 - 24 = 56, so after the sale, the price for a pair of jeans is $56.
10% = 0.1
0.1*56 = 5.6, so with the coupon, we get $5.60 off.
56 - 5.60 = 50.40
The jeans cost $50.40 after the sale and the coupon.
a is the answer to the problum !
<span>5 n C r 3 = 10 </span><span>がんばってね</span>
<span />the probability of rolling a 4 = 5 times.
For the GCF the answer is 7