Ceteris paribus, a 10 percent increase in income results in a 50 percent decline in the quantity of potatoes purchased. This implies potatoes can be categorized as .

2.2°  

step-by-step explanation:

let θ = the angle of elevation.

tanθ =77/2020

tanθ = 0.038 12

      θ = tan⁻¹0.038 12

      θ = 2.2°

the answer would be d

straight away you can eliminate a and c because not all books contain a scientific skill because some may be fiction. c is also wrong because it saids that the only way children can learn is through books which is incorrect.

b is also wrong because reading can be a scientific skill but not always, therefore it is wrong which leaves you with d, the correct answer since it said that it can children learn.

hope this ! : 3

answer: 40392

step-by-step explanation:

10098 x 4 = 40392

answer: it is 8

step-by-step explanation:

you know why its 8