Hello folks,
I signed a contract for my daughter to take art classes. i told the person that it was all contingent on my ex paying 1/2 of the monthly cost. i was told to go ahead and sign the contract. Same day, i told them that my ex was not going to pay and i could not afford to pay all of the cost. They says that i could not back out of the contract because i signed it. Can i still cancel and how long do I legally have to cancel the contract?
Please help me anyone. Thanx!

It was your mistake that you didn't introduce a clause for such a situation. I don't think you can do much here.

The possibility of employing planar type micro-magnetic sensors for the evaluation of the quality of electroplating materials as well as to inspect the presence of defects in its near-surface is investigated. The impedance of a planar type micro-magnetic sensor in the proximity of any metal surface is a complex function of many parameters including near-surface material properties. A two-dimensional model of two types of planar micro-magnetic sensors having meander and mesh type configurations has been developed for the analytical calculation of magnetic vector potential, flux-linkage and impedance. The impedance of the sensor is used for the evaluation of the quality of the electroplating materials. Usually an off-line generated grid system is used for the online evaluation of near-surface material properties. Use of a simple neural network model is proposed for the post-processing of output parameters from the measured impedance data as an alternative to the grid systemGuang Dong Foshan Xing Zhong Da Industrial Commerce Co., Ltd are Electroplating Materials of Chinese suppliers.