Answer:
84mm2
Step-by-step explanation:
A=1/2×base×height
A=1/2×14×12
=84
Answer:
C - Fancy Foodstuffs
Step-by-step explanation:
A = 6 eggs for £2.16
1 egg = £2.16 / 6 = £0.36
B = 8 eggs for £2.72
1 egg = £2.72 / 8 = £0.34
C = 12 eggs for £3.96
1 egg = £3.96 / 12 = £0.33
Answer:
Betsy will save $121 in 5 weeks.
Step-by-step explanation:
We can see that Betsy's savings are 3 times the saving of her last week. We can see that this is an geometric sequence as 1,3,9,..
To find the sum of our geometric sequence we will use
, where n is number of terms we are taking sum of, a is first term of sequence and r is common ratio of the sequence.



Therefore, Betsy will save $121 in 5 weeks.
C AND B If not B it was A
The answer is 6 because 6 times 7 equals 42.