Answer:
the prime factorization of 171 can be written as 32 × 191 where 3, 19 are prime.
mark me as brainliest
64
Step-by-step explanation:
he can spend $2.50 on each card
10%=1500
so 100% = 15000
90%= 100% - 10%
15000-1500=13500
90%=13500