已知环比增长速度为5.6%.7.1%.8.5%.6.4%，则定基发展速度为()。
A.5.6% ×7.1%×8.5% ×6.4% B.(105.6% ×107.1% ×108.5% ×106.4%) -100% C.(5.6% ×7.1% ×8.5% ×6.4%)-100% D.105. 6% ×107.1% ×108. 5% ×106. 4%正确答案D
已知环比增长速度为5.6%.7.1%.8.5%.6.4%，则定基发展速度为()。
A.5.6% ×7.1%×8.5% ×6.4% B.(105.6% ×107.1% ×108.5% ×106.4%) -100% C.(5.6% ×7.1% ×8.5% ×6.4%)-100% D.105. 6% ×107.1% ×108. 5% ×106. 4%正确答案D
