Answer:
A) p =
d
Step-by-step explanation:
20(which is d) x
= 2 (which is p)
cross checking always helps!
Answer:
65/5
Step-by-step explanation:
You just need to multiply 13 by 5.
Answer:
13 C
Step-by-step explanation:
15-2=13
Answer:
Mean age = 1271.27
Step-by-step explanation:
No of children = 77
The age at which children first began to combine words = 16.51 months
Mean age = No of children × age at which children first began to combine words
= 77 × 16.51
= 1271.27
Mean age = 1271.27