A bakery is an establishment that produces and sells flour-based food baked in an oven such as bread, cookies, cakes, pastries, and pies. Some retail bakeries are also categorized as cafés, serving coffee and tea to customers who wish to consume the baked goods on the premises. Tania runs a bakery shop and her bakery is very famous for her tasty biscuits. The amount of mixture required to make one biscuit is 18 cm3. Before it is cooked, the mixture is rolled into a sphere. After the biscuit is cooked, the biscuit becomes a cylinder of radius 3 cm and height 0.7 cm (The increase in volume is due to air being trapped in the biscuit) Biscuits are packed in a cylindrical card box of height 14 cm. The arrangement of biscuits is shown belowi) On the basis of the above information, answer any four of the following questions:
(i) What is the volume of the biscuits after it is cooked?
(a)17.8 cm3 (b) 18.7 cm3 (c) 19.8 cm3 (d) 21.2 cm3

ii)
What is the volume of air trapped, while cooking the biscuit?
(a) 1.8 cm3 (b) 0.7 cm3 (c) 1.5 cm3 (d) 3.2 cm3

iii)
How many biscuits will be there in a box?
(a) 120 (b) 70 (c) 140 (d) 60

iv)
How much space is vacant in box after biscuits are packed?
(a) 940 cm3 (b) 792 cm3 (c) 846 cm3 (d) 912 cm3

v)
If weight of 7 biscuits is 50 grams, what will be the weight of box of biscuits?
(a) 750 grams (b) 1.4 kg (c) 900 grams (d) 1 kg
PLEASE HELP I NEED WITH STEPS