2020 China People's Bank Recruitment Examination: What are the common questions?

1. Growth and growth rate

(1) Definition:

Growth Amt = Current Amt-Base Amt

(2) Note:

(1) growth is absolute and has units; The growth rate is relative, and the figures are in the form of percentages, without units.

(2) When the current period is less than the base period, it is "reduced", that is, negative growth. At this time, both the growth amount and the growth rate are negative.

③ Year-on-year and quarter-on-quarter comparison:

Year-on-year: Cycle one cycle to the past based on the maximum concept of time, and compare the current data with the current data.

Ring comparison: based on the concept of minimum time, cycle a cycle to the past and compare the current data with the current data.

Year-on-year growth = quantity this year-quantity last year

Year-on-year growth =

2. Core formula

(1) growth amount = current amount-base amount = base amount × growth rate

(2) the relationship between the current amount and the base amount

Current amount = base amount ×( 1+ current growth rate)

Simulation exercise

By the end of 20 1 1, there were 4,745,200 people participating in the basic medical insurance for urban employees in T City, and the total income of five social insurance funds for employees was 510.60 billion yuan, up18.1%year-on-year; Among them, the income of the endowment insurance fund was 33.58 billion yuan, an increase of 20.4%.

Question: In 20 1 1 year, the income of endowment insurance fund in T City increased by about () billion yuan compared with last year.

A.38 B.42 C.54 D.57

Answer D. Analysis: 20 1 1 year, the income of endowment insurance fund in T city is 33.58 billion yuan, up by 20.4%, up by × 20.4% ≈× = 33.58× 56 billion yuan, and the calculation result is too small, so choose D.