Question

1. which are pairs of co -prime?
a) 8,14
b) 20,24
c) 17,19
d) 27,15

2. Solve (-12)×(-4)=
a) -48
b) 48
c) -16
d) 16

3. HCF of this pair of number is not 1
a) 17,20
b) 14,15
c) 14,28
d) 15,25

4. LCM of 32 and 16 is
a) 16
b) 32
c) 64
d)96

Please answer my these questions
l will make them Brainliest and follow them
no spamming ❌


​

Answer 1

Answer:

answer of question 1 is c