Downward Movement

There has been a slight ...... in the prices of low-quality modems recently.
1. reduction
2. redaction
3. rediction
4. reduption
We have recently seen a moderate reduction ...... the number of contracts made.
1. in
2. of
3. about
4. at
There has been a significant reduction ...... the sales of washing machines at your store.
1. in
2. of
3. to
4. at
We have seen a reduction ...... nearly 2.1 per cent in the imports of fridges over the past three months.
1. of
2. on
3. in
4. at
There will be a slight reduction ...... the use of agricultural machines in our area soon.
1. in
2. on
3. of
4. about
Our marketing director has recently announced a reduction ...... 1.3 per cent in advertising for the coming period.
1. of
2. on
3. in
4. at
There won't be any further reductions ...... salaries this year. Don't you worry about that.
1. in
2. of
3. at
4. on
A marked reduction ...... imports might well push the company into a lot of chaos.
1. in
2. on
3. of
4. at
We have witnessed a massive reduction ...... the birth rate over the past six months.
1. in
2. on
3. at
4. of
We have seen a reduction ...... nearly 10 points in the share index this week.
1. of
2. in
3. on
4. at