30. Ko’paytmasi 25 ga va ayirmasi 0 ga teng bo’lgan ikkita sonni toping.
a) 25, 1
b) 5, 5
c) 6, 6
31. Ko’paytmasi 55 ga va ayirmasi 6 ga teng bo’lgan ikkita sonni toping. (The
product of two numbers is 55, their difference is 6. What are the two numbers?)
a) 12, 6
b) 11, 5
c) 11, 6
32. Yig’indisi va ko’paytmasi teng bo’lgan ikkita sonni toping. (The
sum of two
numbers equals to their product. Find them.)
a) 10, 5
b) 2, 2
c) 1, 1
33. Yig’indisi va ko’paytmasi teng bo’lgan uchta sonni toping. (The sum of three
numbers equals to their product. Find them.)
a) 2, 2, 2
b) 2, 3, 4
c) 1, 2, 3
