I will send you a hopefully helpful link. https://www.ncdc.noaa.gov/sotc/national/201403
Answer:
x _ a
Step-by-step explanation:
because if a is zero .then they should be subtraction
Answer:
the answer is b
Step-by-step explanation:
35 occurs the most on the graph meaning that it's the mode
Anddd Similar traingles for one more time.
Here,
RQ/RP = RS/RT = QS/PT = 1/2
Using the values of QS and PT will give,

Therefore y= 46 units.