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Ten fabrics of different colors are displayed on ten racks in a cloth store. The racks are placed one after another and numbered consecutively from one to ten. Each rack contains fabric of a single color. One fabric is green , two fabrics are brown , three fabrics are purple and remaining four fabrics are red. If a purple fabric is on rack two and red fabrics are on racks three and four , the green fabric must be on which of the following racks?
If a purple fabric is on rack three and a brown fabric is on rack four , the green fabric must be on which of the following racks?
In replacing the V-belts, a complete set of new belts is used instead of replacing a single damaged belt because
At a fabric store a customer wants to purchase 3 of a particular fabric that sells for $ 4.50 per yard. How much will it cost for a 5 section .
At a fabric store a customer wants to purchase 3 of a particular fabric that sells for $ 4.50 per yard. How much will it cost for a 7 section?
Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of
V-belts are usually used for
No one _____ in the accident if all the passengers had been wearing safety belts.
I think all drivers----------------seat belts.
'Before the plant takes off,passengers must ______ their seat belts.