Question

I m getting wrong answer again and again can any on explain me this pls​

Answer 1

Answer:

250

Step-by-step explanation:

I am not 100% sure

8^-1 = 1/8

5^3= 125

2^-4= 1/16

= (1/8 * 125) / 1/16

= 125/8/1/16                    a/b/c/d= ad/bc

= 125*16/8*1

= 2000/8

= 250

Answer 2

Step-by-step explanation:

Two positive integers a and b are written as a= p^13q^12 and b= pq^10, where p and q are prime numbers. Then HCF(a,b) is